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Finding the Fourth Proportional to 8,881.52, 13,322.27 and 2,641.51

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Solution

The fourth proportional to 8,881.52, 13,322.27 and 2,641.51 is: 3,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.52 : 13,322.27 = 2,641.51 : x
  2. Step 2: Convert to fraction form
    8,881.52/13,322.27 = 2,641.51/x
  3. Step 3: Cross multiply
    8,881.52x = 13,322.27 × 2,641.51
  4. Step 4: Simplify right side
    8,881.52x = 35,190,909.43
  5. Step 5: Solve for x
    x = 35,190,909.43/8,881.52
  6. Step 6: Final answer
    x = 3,962.26

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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.