Home / 1,545.35-2,126.42-1,502.28

Finding the Fourth Proportional to 1,545.35, 2,126.42 and 1,502.28

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Solution

The fourth proportional to 1,545.35, 2,126.42 and 1,502.28 is: 2,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.35 : 2,126.42 = 1,502.28 : x
  2. Step 2: Convert to fraction form
    1,545.35/2,126.42 = 1,502.28/x
  3. Step 3: Cross multiply
    1,545.35x = 2,126.42 × 1,502.28
  4. Step 4: Simplify right side
    1,545.35x = 3,194,470.73
  5. Step 5: Solve for x
    x = 3,194,470.73/1,545.35
  6. Step 6: Final answer
    x = 2,067.16

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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.