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Finding the Fourth Proportional to 10,755.69, 14,843.03 and 6,039.87

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Solution

The fourth proportional to 10,755.69, 14,843.03 and 6,039.87 is: 8,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.69 : 14,843.03 = 6,039.87 : x
  2. Step 2: Convert to fraction form
    10,755.69/14,843.03 = 6,039.87/x
  3. Step 3: Cross multiply
    10,755.69x = 14,843.03 × 6,039.87
  4. Step 4: Simplify right side
    10,755.69x = 89,649,941.41
  5. Step 5: Solve for x
    x = 89,649,941.41/10,755.69
  6. Step 6: Final answer
    x = 8,335.12

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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.