Home / 2,517.01-3,473.08-1,397.79

Finding the Fourth Proportional to 2,517.01, 3,473.08 and 1,397.79

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Solution

The fourth proportional to 2,517.01, 3,473.08 and 1,397.79 is: 1,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.01 : 3,473.08 = 1,397.79 : x
  2. Step 2: Convert to fraction form
    2,517.01/3,473.08 = 1,397.79/x
  3. Step 3: Cross multiply
    2,517.01x = 3,473.08 × 1,397.79
  4. Step 4: Simplify right side
    2,517.01x = 4,854,633.00
  5. Step 5: Solve for x
    x = 4,854,633.00/2,517.01
  6. Step 6: Final answer
    x = 1,928.73

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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.