Home / 5,105.10-7,651.47-2,327.97

Finding the Fourth Proportional to 5,105.10, 7,651.47 and 2,327.97

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Solution

The fourth proportional to 5,105.10, 7,651.47 and 2,327.97 is: 3,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.10 : 7,651.47 = 2,327.97 : x
  2. Step 2: Convert to fraction form
    5,105.10/7,651.47 = 2,327.97/x
  3. Step 3: Cross multiply
    5,105.10x = 7,651.47 × 2,327.97
  4. Step 4: Simplify right side
    5,105.10x = 17,812,392.62
  5. Step 5: Solve for x
    x = 17,812,392.62/5,105.10
  6. Step 6: Final answer
    x = 3,489.14

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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.