Home / 8,219.06-12,337.36-3,541.38

Finding the Fourth Proportional to 8,219.06, 12,337.36 and 3,541.38

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Solution

The fourth proportional to 8,219.06, 12,337.36 and 3,541.38 is: 5,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.06 : 12,337.36 = 3,541.38 : x
  2. Step 2: Convert to fraction form
    8,219.06/12,337.36 = 3,541.38/x
  3. Step 3: Cross multiply
    8,219.06x = 12,337.36 × 3,541.38
  4. Step 4: Simplify right side
    8,219.06x = 43,691,262.25
  5. Step 5: Solve for x
    x = 43,691,262.25/8,219.06
  6. Step 6: Final answer
    x = 5,315.85

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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.