Home / 1,722.97-2,580.13-1,359.73

Finding the Fourth Proportional to 1,722.97, 2,580.13 and 1,359.73

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Solution

The fourth proportional to 1,722.97, 2,580.13 and 1,359.73 is: 2,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.97 : 2,580.13 = 1,359.73 : x
  2. Step 2: Convert to fraction form
    1,722.97/2,580.13 = 1,359.73/x
  3. Step 3: Cross multiply
    1,722.97x = 2,580.13 × 1,359.73
  4. Step 4: Simplify right side
    1,722.97x = 3,508,280.16
  5. Step 5: Solve for x
    x = 3,508,280.16/1,722.97
  6. Step 6: Final answer
    x = 2,036.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.