Home / 8,169.20-12,232.44-4,463.76

Finding the Fourth Proportional to 8,169.20, 12,232.44 and 4,463.76

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Solution

The fourth proportional to 8,169.20, 12,232.44 and 4,463.76 is: 6,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.20 : 12,232.44 = 4,463.76 : x
  2. Step 2: Convert to fraction form
    8,169.20/12,232.44 = 4,463.76/x
  3. Step 3: Cross multiply
    8,169.20x = 12,232.44 × 4,463.76
  4. Step 4: Simplify right side
    8,169.20x = 54,602,676.37
  5. Step 5: Solve for x
    x = 54,602,676.37/8,169.20
  6. Step 6: Final answer
    x = 6,683.97

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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.