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Finding the Fourth Proportional to 2,759.01, 4,159.19 and 2,575.71

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Solution

The fourth proportional to 2,759.01, 4,159.19 and 2,575.71 is: 3,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.01 : 4,159.19 = 2,575.71 : x
  2. Step 2: Convert to fraction form
    2,759.01/4,159.19 = 2,575.71/x
  3. Step 3: Cross multiply
    2,759.01x = 4,159.19 × 2,575.71
  4. Step 4: Simplify right side
    2,759.01x = 10,712,867.27
  5. Step 5: Solve for x
    x = 10,712,867.27/2,759.01
  6. Step 6: Final answer
    x = 3,882.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.