Home / 2,542.12-3,508.04-1,423.17

Finding the Fourth Proportional to 2,542.12, 3,508.04 and 1,423.17

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Solution

The fourth proportional to 2,542.12, 3,508.04 and 1,423.17 is: 1,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.12 : 3,508.04 = 1,423.17 : x
  2. Step 2: Convert to fraction form
    2,542.12/3,508.04 = 1,423.17/x
  3. Step 3: Cross multiply
    2,542.12x = 3,508.04 × 1,423.17
  4. Step 4: Simplify right side
    2,542.12x = 4,992,540.84
  5. Step 5: Solve for x
    x = 4,992,540.84/2,542.12
  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.