Home / 9,060.59-12,497.29-8,755.78

Finding the Fourth Proportional to 9,060.59, 12,497.29 and 8,755.78

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Solution

The fourth proportional to 9,060.59, 12,497.29 and 8,755.78 is: 12,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.59 : 12,497.29 = 8,755.78 : x
  2. Step 2: Convert to fraction form
    9,060.59/12,497.29 = 8,755.78/x
  3. Step 3: Cross multiply
    9,060.59x = 12,497.29 × 8,755.78
  4. Step 4: Simplify right side
    9,060.59x = 109,423,521.84
  5. Step 5: Solve for x
    x = 109,423,521.84/9,060.59
  6. Step 6: Final answer
    x = 12,076.86

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1.5x scale

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.