Home / 6,125.28-8,452.88-3,330.76

Finding the Fourth Proportional to 6,125.28, 8,452.88 and 3,330.76

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Solution

The fourth proportional to 6,125.28, 8,452.88 and 3,330.76 is: 4,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.28 : 8,452.88 = 3,330.76 : x
  2. Step 2: Convert to fraction form
    6,125.28/8,452.88 = 3,330.76/x
  3. Step 3: Cross multiply
    6,125.28x = 8,452.88 × 3,330.76
  4. Step 4: Simplify right side
    6,125.28x = 28,154,514.59
  5. Step 5: Solve for x
    x = 28,154,514.59/6,125.28
  6. Step 6: Final answer
    x = 4,596.45

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Find fourth proportional to 3,062.64, 4,226.44 and 1,665.38
Half scale
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Double scale
Find fourth proportional to 6,126.28, 8,454.26 and 3,331.76
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.