Home / 9,236.42-12,732.76-7,348.71

Finding the Fourth Proportional to 9,236.42, 12,732.76 and 7,348.71

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Solution

The fourth proportional to 9,236.42, 12,732.76 and 7,348.71 is: 10,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.42 : 12,732.76 = 7,348.71 : x
  2. Step 2: Convert to fraction form
    9,236.42/12,732.76 = 7,348.71/x
  3. Step 3: Cross multiply
    9,236.42x = 12,732.76 × 7,348.71
  4. Step 4: Simplify right side
    9,236.42x = 93,569,360.74
  5. Step 5: Solve for x
    x = 93,569,360.74/9,236.42
  6. Step 6: Final answer
    x = 10,130.48

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Find fourth proportional to 4,618.21, 6,366.38 and 3,674.36
Half scale
Find fourth proportional to 18,472.84, 25,465.52 and 14,697.42
Double scale
Find fourth proportional to 9,237.42, 12,734.14 and 7,349.71
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.