Home / 1,952.38-2,694.19-1,113.28

Finding the Fourth Proportional to 1,952.38, 2,694.19 and 1,113.28

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Solution

The fourth proportional to 1,952.38, 2,694.19 and 1,113.28 is: 1,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.38 : 2,694.19 = 1,113.28 : x
  2. Step 2: Convert to fraction form
    1,952.38/2,694.19 = 1,113.28/x
  3. Step 3: Cross multiply
    1,952.38x = 2,694.19 × 1,113.28
  4. Step 4: Simplify right side
    1,952.38x = 2,999,387.84
  5. Step 5: Solve for x
    x = 2,999,387.84/1,952.38
  6. Step 6: Final answer
    x = 1,536.27

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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.