Home / 4,242.20-5,854.41-2,563.61

Finding the Fourth Proportional to 4,242.20, 5,854.41 and 2,563.61

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Solution

The fourth proportional to 4,242.20, 5,854.41 and 2,563.61 is: 3,537.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.20 : 5,854.41 = 2,563.61 : x
  2. Step 2: Convert to fraction form
    4,242.20/5,854.41 = 2,563.61/x
  3. Step 3: Cross multiply
    4,242.20x = 5,854.41 × 2,563.61
  4. Step 4: Simplify right side
    4,242.20x = 15,008,394.75
  5. Step 5: Solve for x
    x = 15,008,394.75/4,242.20
  6. Step 6: Final answer
    x = 3,537.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.