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Finding the Fourth Proportional to 9,060.66, 13,640.00 and 6,481.62

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Solution

The fourth proportional to 9,060.66, 13,640.00 and 6,481.62 is: 9,757.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.66 : 13,640.00 = 6,481.62 : x
  2. Step 2: Convert to fraction form
    9,060.66/13,640.00 = 6,481.62/x
  3. Step 3: Cross multiply
    9,060.66x = 13,640.00 × 6,481.62
  4. Step 4: Simplify right side
    9,060.66x = 88,409,264.39
  5. Step 5: Solve for x
    x = 88,409,264.39/9,060.66
  6. Step 6: Final answer
    x = 9,757.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.