Home / 2,854.38-4,287.24-1,760.88

Finding the Fourth Proportional to 2,854.38, 4,287.24 and 1,760.88

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Solution

The fourth proportional to 2,854.38, 4,287.24 and 1,760.88 is: 2,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.38 : 4,287.24 = 1,760.88 : x
  2. Step 2: Convert to fraction form
    2,854.38/4,287.24 = 1,760.88/x
  3. Step 3: Cross multiply
    2,854.38x = 4,287.24 × 1,760.88
  4. Step 4: Simplify right side
    2,854.38x = 7,549,315.17
  5. Step 5: Solve for x
    x = 7,549,315.17/2,854.38
  6. Step 6: Final answer
    x = 2,644.82

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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.