Home / 8,962.98-13,442.97-2,721.51

Finding the Fourth Proportional to 8,962.98, 13,442.97 and 2,721.51

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Solution

The fourth proportional to 8,962.98, 13,442.97 and 2,721.51 is: 4,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.98 : 13,442.97 = 2,721.51 : x
  2. Step 2: Convert to fraction form
    8,962.98/13,442.97 = 2,721.51/x
  3. Step 3: Cross multiply
    8,962.98x = 13,442.97 × 2,721.51
  4. Step 4: Simplify right side
    8,962.98x = 36,585,177.28
  5. Step 5: Solve for x
    x = 36,585,177.28/8,962.98
  6. Step 6: Final answer
    x = 4,081.81

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1.5x scale

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.