Home / 8,299.38-12,453.39-3,372.66

Finding the Fourth Proportional to 8,299.38, 12,453.39 and 3,372.66

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Solution

The fourth proportional to 8,299.38, 12,453.39 and 3,372.66 is: 5,060.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.38 : 12,453.39 = 3,372.66 : x
  2. Step 2: Convert to fraction form
    8,299.38/12,453.39 = 3,372.66/x
  3. Step 3: Cross multiply
    8,299.38x = 12,453.39 × 3,372.66
  4. Step 4: Simplify right side
    8,299.38x = 42,001,050.32
  5. Step 5: Solve for x
    x = 42,001,050.32/8,299.38
  6. Step 6: Final answer
    x = 5,060.75

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1.5x scale

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.