Home / 9,092.32-13,638.47-2,853.29

Finding the Fourth Proportional to 9,092.32, 13,638.47 and 2,853.29

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Solution

The fourth proportional to 9,092.32, 13,638.47 and 2,853.29 is: 4,279.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.32 : 13,638.47 = 2,853.29 : x
  2. Step 2: Convert to fraction form
    9,092.32/13,638.47 = 2,853.29/x
  3. Step 3: Cross multiply
    9,092.32x = 13,638.47 × 2,853.29
  4. Step 4: Simplify right side
    9,092.32x = 38,914,517.20
  5. Step 5: Solve for x
    x = 38,914,517.20/9,092.32
  6. Step 6: Final answer
    x = 4,279.94

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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.