Home / 10,136.92-15,208.60-3,565.38

Finding the Fourth Proportional to 10,136.92, 15,208.60 and 3,565.38

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Solution

The fourth proportional to 10,136.92, 15,208.60 and 3,565.38 is: 5,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.92 : 15,208.60 = 3,565.38 : x
  2. Step 2: Convert to fraction form
    10,136.92/15,208.60 = 3,565.38/x
  3. Step 3: Cross multiply
    10,136.92x = 15,208.60 × 3,565.38
  4. Step 4: Simplify right side
    10,136.92x = 54,224,438.27
  5. Step 5: Solve for x
    x = 54,224,438.27/10,136.92
  6. Step 6: Final answer
    x = 5,349.20

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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.