Home / 8,862.32-13,290.05-2,937.39

Finding the Fourth Proportional to 8,862.32, 13,290.05 and 2,937.39

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Solution

The fourth proportional to 8,862.32, 13,290.05 and 2,937.39 is: 4,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.32 : 13,290.05 = 2,937.39 : x
  2. Step 2: Convert to fraction form
    8,862.32/13,290.05 = 2,937.39/x
  3. Step 3: Cross multiply
    8,862.32x = 13,290.05 × 2,937.39
  4. Step 4: Simplify right side
    8,862.32x = 39,038,045.28
  5. Step 5: Solve for x
    x = 39,038,045.28/8,862.32
  6. Step 6: Final answer
    x = 4,404.95

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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.