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Finding the Fourth Proportional to 5,871.67, 8,806.99 and 2,363.61

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Solution

The fourth proportional to 5,871.67, 8,806.99 and 2,363.61 is: 3,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.67 : 8,806.99 = 2,363.61 : x
  2. Step 2: Convert to fraction form
    5,871.67/8,806.99 = 2,363.61/x
  3. Step 3: Cross multiply
    5,871.67x = 8,806.99 × 2,363.61
  4. Step 4: Simplify right side
    5,871.67x = 20,816,289.63
  5. Step 5: Solve for x
    x = 20,816,289.63/5,871.67
  6. Step 6: Final answer
    x = 3,545.21

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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.