Home / 1,844.28-2,766.57-545.82

Finding the Fourth Proportional to 1,844.28, 2,766.57 and 545.82

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Solution

The fourth proportional to 1,844.28, 2,766.57 and 545.82 is: 818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.28 : 2,766.57 = 545.82 : x
  2. Step 2: Convert to fraction form
    1,844.28/2,766.57 = 545.82/x
  3. Step 3: Cross multiply
    1,844.28x = 2,766.57 × 545.82
  4. Step 4: Simplify right side
    1,844.28x = 1,510,049.24
  5. Step 5: Solve for x
    x = 1,510,049.24/1,844.28
  6. Step 6: Final answer
    x = 818.77

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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.