Home / 1,853.38-2,557.66-1,067.48

Finding the Fourth Proportional to 1,853.38, 2,557.66 and 1,067.48

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Solution

The fourth proportional to 1,853.38, 2,557.66 and 1,067.48 is: 1,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.38 : 2,557.66 = 1,067.48 : x
  2. Step 2: Convert to fraction form
    1,853.38/2,557.66 = 1,067.48/x
  3. Step 3: Cross multiply
    1,853.38x = 2,557.66 × 1,067.48
  4. Step 4: Simplify right side
    1,853.38x = 2,730,238.11
  5. Step 5: Solve for x
    x = 2,730,238.11/1,853.38
  6. Step 6: Final answer
    x = 1,473.12

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1.5x scale

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.