Home / 1,475.13-2,034.27-1,101.72

Finding the Fourth Proportional to 1,475.13, 2,034.27 and 1,101.72

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Solution

The fourth proportional to 1,475.13, 2,034.27 and 1,101.72 is: 1,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.13 : 2,034.27 = 1,101.72 : x
  2. Step 2: Convert to fraction form
    1,475.13/2,034.27 = 1,101.72/x
  3. Step 3: Cross multiply
    1,475.13x = 2,034.27 × 1,101.72
  4. Step 4: Simplify right side
    1,475.13x = 2,241,195.94
  5. Step 5: Solve for x
    x = 2,241,195.94/1,475.13
  6. Step 6: Final answer
    x = 1,519.32

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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.