Home / 8,299.13-12,446.35-3,299.26

Finding the Fourth Proportional to 8,299.13, 12,446.35 and 3,299.26

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Solution

The fourth proportional to 8,299.13, 12,446.35 and 3,299.26 is: 4,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.13 : 12,446.35 = 3,299.26 : x
  2. Step 2: Convert to fraction form
    8,299.13/12,446.35 = 3,299.26/x
  3. Step 3: Cross multiply
    8,299.13x = 12,446.35 × 3,299.26
  4. Step 4: Simplify right side
    8,299.13x = 41,063,744.70
  5. Step 5: Solve for x
    x = 41,063,744.70/8,299.13
  6. Step 6: Final answer
    x = 4,947.96

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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.