Home / 8,256.18-12,382.92-3,060.84

Finding the Fourth Proportional to 8,256.18, 12,382.92 and 3,060.84

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Solution

The fourth proportional to 8,256.18, 12,382.92 and 3,060.84 is: 4,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.18 : 12,382.92 = 3,060.84 : x
  2. Step 2: Convert to fraction form
    8,256.18/12,382.92 = 3,060.84/x
  3. Step 3: Cross multiply
    8,256.18x = 12,382.92 × 3,060.84
  4. Step 4: Simplify right side
    8,256.18x = 37,902,136.85
  5. Step 5: Solve for x
    x = 37,902,136.85/8,256.18
  6. Step 6: Final answer
    x = 4,590.76

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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.