Home / 8,886.38-13,331.75-3,340.04

Finding the Fourth Proportional to 8,886.38, 13,331.75 and 3,340.04

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Solution

The fourth proportional to 8,886.38, 13,331.75 and 3,340.04 is: 5,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.38 : 13,331.75 = 3,340.04 : x
  2. Step 2: Convert to fraction form
    8,886.38/13,331.75 = 3,340.04/x
  3. Step 3: Cross multiply
    8,886.38x = 13,331.75 × 3,340.04
  4. Step 4: Simplify right side
    8,886.38x = 44,528,494.91
  5. Step 5: Solve for x
    x = 44,528,494.91/8,886.38
  6. Step 6: Final answer
    x = 5,010.87

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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.