Home / 5,545.56-8,318.40-2,082

Finding the Fourth Proportional to 5,545.56, 8,318.40 and 2,082

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Solution

The fourth proportional to 5,545.56, 8,318.40 and 2,082 is: 3,123.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.56 : 8,318.40 = 2,082 : x
  2. Step 2: Convert to fraction form
    5,545.56/8,318.40 = 2,082/x
  3. Step 3: Cross multiply
    5,545.56x = 8,318.40 × 2,082
  4. Step 4: Simplify right side
    5,545.56x = 17,318,908.80
  5. Step 5: Solve for x
    x = 17,318,908.80/5,545.56
  6. Step 6: Final answer
    x = 3,123.02

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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.