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Finding the Fourth Proportional to 8,745.04, 12,068.17 and 4,766.15

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Solution

The fourth proportional to 8,745.04, 12,068.17 and 4,766.15 is: 6,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.04 : 12,068.17 = 4,766.15 : x
  2. Step 2: Convert to fraction form
    8,745.04/12,068.17 = 4,766.15/x
  3. Step 3: Cross multiply
    8,745.04x = 12,068.17 × 4,766.15
  4. Step 4: Simplify right side
    8,745.04x = 57,518,726.70
  5. Step 5: Solve for x
    x = 57,518,726.70/8,745.04
  6. Step 6: Final answer
    x = 6,577.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.