Home / 1,845.13-2,545.96-1,098.97

Finding the Fourth Proportional to 1,845.13, 2,545.96 and 1,098.97

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Solution

The fourth proportional to 1,845.13, 2,545.96 and 1,098.97 is: 1,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.13 : 2,545.96 = 1,098.97 : x
  2. Step 2: Convert to fraction form
    1,845.13/2,545.96 = 1,098.97/x
  3. Step 3: Cross multiply
    1,845.13x = 2,545.96 × 1,098.97
  4. Step 4: Simplify right side
    1,845.13x = 2,797,923.52
  5. Step 5: Solve for x
    x = 2,797,923.52/1,845.13
  6. Step 6: Final answer
    x = 1,516.38

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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.