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Finding the Fourth Proportional to 8,866.03, 13,301.64 and 2,626.20

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Solution

The fourth proportional to 8,866.03, 13,301.64 and 2,626.20 is: 3,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.03 : 13,301.64 = 2,626.20 : x
  2. Step 2: Convert to fraction form
    8,866.03/13,301.64 = 2,626.20/x
  3. Step 3: Cross multiply
    8,866.03x = 13,301.64 × 2,626.20
  4. Step 4: Simplify right side
    8,866.03x = 34,932,766.97
  5. Step 5: Solve for x
    x = 34,932,766.97/8,866.03
  6. Step 6: Final answer
    x = 3,940.07

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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.