Home / 8,242.38-12,363.69-2,397.66

Finding the Fourth Proportional to 8,242.38, 12,363.69 and 2,397.66

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Solution

The fourth proportional to 8,242.38, 12,363.69 and 2,397.66 is: 3,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.38 : 12,363.69 = 2,397.66 : x
  2. Step 2: Convert to fraction form
    8,242.38/12,363.69 = 2,397.66/x
  3. Step 3: Cross multiply
    8,242.38x = 12,363.69 × 2,397.66
  4. Step 4: Simplify right side
    8,242.38x = 29,643,924.97
  5. Step 5: Solve for x
    x = 29,643,924.97/8,242.38
  6. Step 6: Final answer
    x = 3,596.52

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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.