Home / 1,614.05-2,228.18-1,082.75

Finding the Fourth Proportional to 1,614.05, 2,228.18 and 1,082.75

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Solution

The fourth proportional to 1,614.05, 2,228.18 and 1,082.75 is: 1,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.05 : 2,228.18 = 1,082.75 : x
  2. Step 2: Convert to fraction form
    1,614.05/2,228.18 = 1,082.75/x
  3. Step 3: Cross multiply
    1,614.05x = 2,228.18 × 1,082.75
  4. Step 4: Simplify right side
    1,614.05x = 2,412,545.34
  5. Step 5: Solve for x
    x = 2,412,545.34/1,614.05
  6. Step 6: Final answer
    x = 1,494.71

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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.