Home / 10,755.18-16,132.86-2,964.42

Finding the Fourth Proportional to 10,755.18, 16,132.86 and 2,964.42

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Solution

The fourth proportional to 10,755.18, 16,132.86 and 2,964.42 is: 4,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.18 : 16,132.86 = 2,964.42 : x
  2. Step 2: Convert to fraction form
    10,755.18/16,132.86 = 2,964.42/x
  3. Step 3: Cross multiply
    10,755.18x = 16,132.86 × 2,964.42
  4. Step 4: Simplify right side
    10,755.18x = 47,824,572.84
  5. Step 5: Solve for x
    x = 47,824,572.84/10,755.18
  6. Step 6: Final answer
    x = 4,446.65

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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.