Home / 8,545.14-12,822.03-3,351.06

Finding the Fourth Proportional to 8,545.14, 12,822.03 and 3,351.06

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Solution

The fourth proportional to 8,545.14, 12,822.03 and 3,351.06 is: 5,028.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.14 : 12,822.03 = 3,351.06 : x
  2. Step 2: Convert to fraction form
    8,545.14/12,822.03 = 3,351.06/x
  3. Step 3: Cross multiply
    8,545.14x = 12,822.03 × 3,351.06
  4. Step 4: Simplify right side
    8,545.14x = 42,967,391.85
  5. Step 5: Solve for x
    x = 42,967,391.85/8,545.14
  6. Step 6: Final answer
    x = 5,028.28

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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.