Home / 10,910.70-16,372.53-4,335.12

Finding the Fourth Proportional to 10,910.70, 16,372.53 and 4,335.12

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Solution

The fourth proportional to 10,910.70, 16,372.53 and 4,335.12 is: 6,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.70 : 16,372.53 = 4,335.12 : x
  2. Step 2: Convert to fraction form
    10,910.70/16,372.53 = 4,335.12/x
  3. Step 3: Cross multiply
    10,910.70x = 16,372.53 × 4,335.12
  4. Step 4: Simplify right side
    10,910.70x = 70,976,882.25
  5. Step 5: Solve for x
    x = 70,976,882.25/10,910.70
  6. Step 6: Final answer
    x = 6,505.25

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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.