Home / 10,136.32-15,193.92-4,935.04

Finding the Fourth Proportional to 10,136.32, 15,193.92 and 4,935.04

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Solution

The fourth proportional to 10,136.32, 15,193.92 and 4,935.04 is: 7,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.32 : 15,193.92 = 4,935.04 : x
  2. Step 2: Convert to fraction form
    10,136.32/15,193.92 = 4,935.04/x
  3. Step 3: Cross multiply
    10,136.32x = 15,193.92 × 4,935.04
  4. Step 4: Simplify right side
    10,136.32x = 74,982,602.96
  5. Step 5: Solve for x
    x = 74,982,602.96/10,136.32
  6. Step 6: Final answer
    x = 7,397.42

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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.