Home / 1,301.38-1,953.62-1,027.68

Finding the Fourth Proportional to 1,301.38, 1,953.62 and 1,027.68

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Solution

The fourth proportional to 1,301.38, 1,953.62 and 1,027.68 is: 1,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.38 : 1,953.62 = 1,027.68 : x
  2. Step 2: Convert to fraction form
    1,301.38/1,953.62 = 1,027.68/x
  3. Step 3: Cross multiply
    1,301.38x = 1,953.62 × 1,027.68
  4. Step 4: Simplify right side
    1,301.38x = 2,007,696.20
  5. Step 5: Solve for x
    x = 2,007,696.20/1,301.38
  6. Step 6: Final answer
    x = 1,542.74

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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.