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Finding the Fourth Proportional to 8,837.25, 13,256.42 and 2,681.25

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Solution

The fourth proportional to 8,837.25, 13,256.42 and 2,681.25 is: 4,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.25 : 13,256.42 = 2,681.25 : x
  2. Step 2: Convert to fraction form
    8,837.25/13,256.42 = 2,681.25/x
  3. Step 3: Cross multiply
    8,837.25x = 13,256.42 × 2,681.25
  4. Step 4: Simplify right side
    8,837.25x = 35,543,776.13
  5. Step 5: Solve for x
    x = 35,543,776.13/8,837.25
  6. Step 6: Final answer
    x = 4,022.04

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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.