Home / 8,721.15-13,064.27-4,034.81

Finding the Fourth Proportional to 8,721.15, 13,064.27 and 4,034.81

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Solution

The fourth proportional to 8,721.15, 13,064.27 and 4,034.81 is: 6,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721.15 : 13,064.27 = 4,034.81 : x
  2. Step 2: Convert to fraction form
    8,721.15/13,064.27 = 4,034.81/x
  3. Step 3: Cross multiply
    8,721.15x = 13,064.27 × 4,034.81
  4. Step 4: Simplify right side
    8,721.15x = 52,711,761.74
  5. Step 5: Solve for x
    x = 52,711,761.74/8,721.15
  6. Step 6: Final answer
    x = 6,044.13

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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.