Home / 7,382.46-11,073.66-2,999.88

Finding the Fourth Proportional to 7,382.46, 11,073.66 and 2,999.88

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Solution

The fourth proportional to 7,382.46, 11,073.66 and 2,999.88 is: 4,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.46 : 11,073.66 = 2,999.88 : x
  2. Step 2: Convert to fraction form
    7,382.46/11,073.66 = 2,999.88/x
  3. Step 3: Cross multiply
    7,382.46x = 11,073.66 × 2,999.88
  4. Step 4: Simplify right side
    7,382.46x = 33,219,651.16
  5. Step 5: Solve for x
    x = 33,219,651.16/7,382.46
  6. Step 6: Final answer
    x = 4,499.81

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Double scale
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Similar ratio
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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.