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Finding the Fourth Proportional to 2,542.84, 3,509.12 and 1,494.88

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Solution

The fourth proportional to 2,542.84, 3,509.12 and 1,494.88 is: 2,062.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.84 : 3,509.12 = 1,494.88 : x
  2. Step 2: Convert to fraction form
    2,542.84/3,509.12 = 1,494.88/x
  3. Step 3: Cross multiply
    2,542.84x = 3,509.12 × 1,494.88
  4. Step 4: Simplify right side
    2,542.84x = 5,245,713.31
  5. Step 5: Solve for x
    x = 5,245,713.31/2,542.84
  6. Step 6: Final answer
    x = 2,062.93

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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.