Home / 8,881.27-13,326.56-3,620.17

Finding the Fourth Proportional to 8,881.27, 13,326.56 and 3,620.17

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Solution

The fourth proportional to 8,881.27, 13,326.56 and 3,620.17 is: 5,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.27 : 13,326.56 = 3,620.17 : x
  2. Step 2: Convert to fraction form
    8,881.27/13,326.56 = 3,620.17/x
  3. Step 3: Cross multiply
    8,881.27x = 13,326.56 × 3,620.17
  4. Step 4: Simplify right side
    8,881.27x = 48,244,424.85
  5. Step 5: Solve for x
    x = 48,244,424.85/8,881.27
  6. Step 6: Final answer
    x = 5,432.16

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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.