Home / 8,962.60-13,439.55-2,721.49

Finding the Fourth Proportional to 8,962.60, 13,439.55 and 2,721.49

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Solution

The fourth proportional to 8,962.60, 13,439.55 and 2,721.49 is: 4,080.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.60 : 13,439.55 = 2,721.49 : x
  2. Step 2: Convert to fraction form
    8,962.60/13,439.55 = 2,721.49/x
  3. Step 3: Cross multiply
    8,962.60x = 13,439.55 × 2,721.49
  4. Step 4: Simplify right side
    8,962.60x = 36,575,600.93
  5. Step 5: Solve for x
    x = 36,575,600.93/8,962.60
  6. Step 6: Final answer
    x = 4,080.91

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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.