Home / 5,382.24-8,073.40-1,486.64

Finding the Fourth Proportional to 5,382.24, 8,073.40 and 1,486.64

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Solution

The fourth proportional to 5,382.24, 8,073.40 and 1,486.64 is: 2,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.24 : 8,073.40 = 1,486.64 : x
  2. Step 2: Convert to fraction form
    5,382.24/8,073.40 = 1,486.64/x
  3. Step 3: Cross multiply
    5,382.24x = 8,073.40 × 1,486.64
  4. Step 4: Simplify right side
    5,382.24x = 12,002,239.38
  5. Step 5: Solve for x
    x = 12,002,239.38/5,382.24
  6. Step 6: Final answer
    x = 2,229.97

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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.