Home / 9,411.32-14,034.74-8,246.75

Finding the Fourth Proportional to 9,411.32, 14,034.74 and 8,246.75

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Solution

The fourth proportional to 9,411.32, 14,034.74 and 8,246.75 is: 12,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.32 : 14,034.74 = 8,246.75 : x
  2. Step 2: Convert to fraction form
    9,411.32/14,034.74 = 8,246.75/x
  3. Step 3: Cross multiply
    9,411.32x = 14,034.74 × 8,246.75
  4. Step 4: Simplify right side
    9,411.32x = 115,740,880.69
  5. Step 5: Solve for x
    x = 115,740,880.69/9,411.32
  6. Step 6: Final answer
    x = 12,298.05

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Half scale
Find fourth proportional to 18,822.65, 28,069.47 and 16,493.49
Double scale
Find fourth proportional to 9,412.32, 14,036.23 and 8,247.75
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.