Home / 4,318.56-6,479.01-1,545.53

Finding the Fourth Proportional to 4,318.56, 6,479.01 and 1,545.53

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Solution

The fourth proportional to 4,318.56, 6,479.01 and 1,545.53 is: 2,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.56 : 6,479.01 = 1,545.53 : x
  2. Step 2: Convert to fraction form
    4,318.56/6,479.01 = 1,545.53/x
  3. Step 3: Cross multiply
    4,318.56x = 6,479.01 × 1,545.53
  4. Step 4: Simplify right side
    4,318.56x = 10,013,471.93
  5. Step 5: Solve for x
    x = 10,013,471.93/4,318.56
  6. Step 6: Final answer
    x = 2,318.71

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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.