Home / 2,517.38-3,473.93-1,398.27

Finding the Fourth Proportional to 2,517.38, 3,473.93 and 1,398.27

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Solution

The fourth proportional to 2,517.38, 3,473.93 and 1,398.27 is: 1,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.38 : 3,473.93 = 1,398.27 : x
  2. Step 2: Convert to fraction form
    2,517.38/3,473.93 = 1,398.27/x
  3. Step 3: Cross multiply
    2,517.38x = 3,473.93 × 1,398.27
  4. Step 4: Simplify right side
    2,517.38x = 4,857,478.23
  5. Step 5: Solve for x
    x = 4,857,478.23/2,517.38
  6. Step 6: Final answer
    x = 1,929.58

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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.