Home / 2,542.18-3,508.27-1,423.11

Finding the Fourth Proportional to 2,542.18, 3,508.27 and 1,423.11

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Solution

The fourth proportional to 2,542.18, 3,508.27 and 1,423.11 is: 1,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.18 : 3,508.27 = 1,423.11 : x
  2. Step 2: Convert to fraction form
    2,542.18/3,508.27 = 1,423.11/x
  3. Step 3: Cross multiply
    2,542.18x = 3,508.27 × 1,423.11
  4. Step 4: Simplify right side
    2,542.18x = 4,992,654.12
  5. Step 5: Solve for x
    x = 4,992,654.12/2,542.18
  6. Step 6: Final answer
    x = 1,963.93

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1.5x scale

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.