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Finding the Fourth Proportional to 10,466.80, 15,695.20 and 6,085.44

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Solution

The fourth proportional to 10,466.80, 15,695.20 and 6,085.44 is: 9,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.80 : 15,695.20 = 6,085.44 : x
  2. Step 2: Convert to fraction form
    10,466.80/15,695.20 = 6,085.44/x
  3. Step 3: Cross multiply
    10,466.80x = 15,695.20 × 6,085.44
  4. Step 4: Simplify right side
    10,466.80x = 95,512,197.89
  5. Step 5: Solve for x
    x = 95,512,197.89/10,466.80
  6. Step 6: Final answer
    x = 9,125.25

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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.