Home / 10,524.13-15,787.05-3,503.89

Finding the Fourth Proportional to 10,524.13, 15,787.05 and 3,503.89

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Solution

The fourth proportional to 10,524.13, 15,787.05 and 3,503.89 is: 5,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,524.13 : 15,787.05 = 3,503.89 : x
  2. Step 2: Convert to fraction form
    10,524.13/15,787.05 = 3,503.89/x
  3. Step 3: Cross multiply
    10,524.13x = 15,787.05 × 3,503.89
  4. Step 4: Simplify right side
    10,524.13x = 55,316,086.62
  5. Step 5: Solve for x
    x = 55,316,086.62/10,524.13
  6. Step 6: Final answer
    x = 5,256.12

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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.