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Finding the Fourth Proportional to 8,876.16, 13,314.90 and 2,302.38

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Solution

The fourth proportional to 8,876.16, 13,314.90 and 2,302.38 is: 3,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.16 : 13,314.90 = 2,302.38 : x
  2. Step 2: Convert to fraction form
    8,876.16/13,314.90 = 2,302.38/x
  3. Step 3: Cross multiply
    8,876.16x = 13,314.90 × 2,302.38
  4. Step 4: Simplify right side
    8,876.16x = 30,655,959.46
  5. Step 5: Solve for x
    x = 30,655,959.46/8,876.16
  6. Step 6: Final answer
    x = 3,453.74

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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.