Home / 10,930.80-16,397.11-4,607.52

Finding the Fourth Proportional to 10,930.80, 16,397.11 and 4,607.52

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Solution

The fourth proportional to 10,930.80, 16,397.11 and 4,607.52 is: 6,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.80 : 16,397.11 = 4,607.52 : x
  2. Step 2: Convert to fraction form
    10,930.80/16,397.11 = 4,607.52/x
  3. Step 3: Cross multiply
    10,930.80x = 16,397.11 × 4,607.52
  4. Step 4: Simplify right side
    10,930.80x = 75,550,012.27
  5. Step 5: Solve for x
    x = 75,550,012.27/10,930.80
  6. Step 6: Final answer
    x = 6,911.66

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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.