Home / 8,770.31-13,151.19-2,924.94

Finding the Fourth Proportional to 8,770.31, 13,151.19 and 2,924.94

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Solution

The fourth proportional to 8,770.31, 13,151.19 and 2,924.94 is: 4,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.31 : 13,151.19 = 2,924.94 : x
  2. Step 2: Convert to fraction form
    8,770.31/13,151.19 = 2,924.94/x
  3. Step 3: Cross multiply
    8,770.31x = 13,151.19 × 2,924.94
  4. Step 4: Simplify right side
    8,770.31x = 38,466,441.68
  5. Step 5: Solve for x
    x = 38,466,441.68/8,770.31
  6. Step 6: Final answer
    x = 4,385.99

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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.