Home / 8,240.70-12,360.92-2,000.76

Finding the Fourth Proportional to 8,240.70, 12,360.92 and 2,000.76

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Solution

The fourth proportional to 8,240.70, 12,360.92 and 2,000.76 is: 3,001.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.70 : 12,360.92 = 2,000.76 : x
  2. Step 2: Convert to fraction form
    8,240.70/12,360.92 = 2,000.76/x
  3. Step 3: Cross multiply
    8,240.70x = 12,360.92 × 2,000.76
  4. Step 4: Simplify right side
    8,240.70x = 24,731,234.30
  5. Step 5: Solve for x
    x = 24,731,234.30/8,240.70
  6. Step 6: Final answer
    x = 3,001.11

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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.