Home / 2,845.38-4,262.30-1,454.61

Finding the Fourth Proportional to 2,845.38, 4,262.30 and 1,454.61

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Solution

The fourth proportional to 2,845.38, 4,262.30 and 1,454.61 is: 2,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.38 : 4,262.30 = 1,454.61 : x
  2. Step 2: Convert to fraction form
    2,845.38/4,262.30 = 1,454.61/x
  3. Step 3: Cross multiply
    2,845.38x = 4,262.30 × 1,454.61
  4. Step 4: Simplify right side
    2,845.38x = 6,199,984.20
  5. Step 5: Solve for x
    x = 6,199,984.20/2,845.38
  6. Step 6: Final answer
    x = 2,178.97

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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.