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Finding the Fourth Proportional to 8,343.82, 12,514.13 and 2,500.43

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Solution

The fourth proportional to 8,343.82, 12,514.13 and 2,500.43 is: 3,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.82 : 12,514.13 = 2,500.43 : x
  2. Step 2: Convert to fraction form
    8,343.82/12,514.13 = 2,500.43/x
  3. Step 3: Cross multiply
    8,343.82x = 12,514.13 × 2,500.43
  4. Step 4: Simplify right side
    8,343.82x = 31,290,703.28
  5. Step 5: Solve for x
    x = 31,290,703.28/8,343.82
  6. Step 6: Final answer
    x = 3,750.17

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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.