Home / 10,613.28-15,915.60-4,041.12

Finding the Fourth Proportional to 10,613.28, 15,915.60 and 4,041.12

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Solution

The fourth proportional to 10,613.28, 15,915.60 and 4,041.12 is: 6,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.28 : 15,915.60 = 4,041.12 : x
  2. Step 2: Convert to fraction form
    10,613.28/15,915.60 = 4,041.12/x
  3. Step 3: Cross multiply
    10,613.28x = 15,915.60 × 4,041.12
  4. Step 4: Simplify right side
    10,613.28x = 64,316,849.47
  5. Step 5: Solve for x
    x = 64,316,849.47/10,613.28
  6. Step 6: Final answer
    x = 6,060.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.