Home / 7,382.17-11,073.80-2,999.71

Finding the Fourth Proportional to 7,382.17, 11,073.80 and 2,999.71

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Solution

The fourth proportional to 7,382.17, 11,073.80 and 2,999.71 is: 4,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.17 : 11,073.80 = 2,999.71 : x
  2. Step 2: Convert to fraction form
    7,382.17/11,073.80 = 2,999.71/x
  3. Step 3: Cross multiply
    7,382.17x = 11,073.80 × 2,999.71
  4. Step 4: Simplify right side
    7,382.17x = 33,218,173.60
  5. Step 5: Solve for x
    x = 33,218,173.60/7,382.17
  6. Step 6: Final answer
    x = 4,499.78

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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.