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Finding the Fourth Proportional to 8,060.44, 12,085.71 and 7,372.87

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Solution

The fourth proportional to 8,060.44, 12,085.71 and 7,372.87 is: 11,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.44 : 12,085.71 = 7,372.87 : x
  2. Step 2: Convert to fraction form
    8,060.44/12,085.71 = 7,372.87/x
  3. Step 3: Cross multiply
    8,060.44x = 12,085.71 × 7,372.87
  4. Step 4: Simplify right side
    8,060.44x = 89,106,368.69
  5. Step 5: Solve for x
    x = 89,106,368.69/8,060.44
  6. Step 6: Final answer
    x = 11,054.78

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1.5x scale

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.