Home / 1,517.91-2,088.45-1,474.17

Finding the Fourth Proportional to 1,517.91, 2,088.45 and 1,474.17

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Solution

The fourth proportional to 1,517.91, 2,088.45 and 1,474.17 is: 2,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.91 : 2,088.45 = 1,474.17 : x
  2. Step 2: Convert to fraction form
    1,517.91/2,088.45 = 1,474.17/x
  3. Step 3: Cross multiply
    1,517.91x = 2,088.45 × 1,474.17
  4. Step 4: Simplify right side
    1,517.91x = 3,078,730.34
  5. Step 5: Solve for x
    x = 3,078,730.34/1,517.91
  6. Step 6: Final answer
    x = 2,028.27

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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.