Home / 10,355.48-15,517.85-7,606.04

Finding the Fourth Proportional to 10,355.48, 15,517.85 and 7,606.04

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Solution

The fourth proportional to 10,355.48, 15,517.85 and 7,606.04 is: 11,397.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.48 : 15,517.85 = 7,606.04 : x
  2. Step 2: Convert to fraction form
    10,355.48/15,517.85 = 7,606.04/x
  3. Step 3: Cross multiply
    10,355.48x = 15,517.85 × 7,606.04
  4. Step 4: Simplify right side
    10,355.48x = 118,029,329.24
  5. Step 5: Solve for x
    x = 118,029,329.24/10,355.48
  6. Step 6: Final answer
    x = 11,397.77

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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.