Home / 8,207.38-12,311.62-2,364.04

Finding the Fourth Proportional to 8,207.38, 12,311.62 and 2,364.04

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Solution

The fourth proportional to 8,207.38, 12,311.62 and 2,364.04 is: 3,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.38 : 12,311.62 = 2,364.04 : x
  2. Step 2: Convert to fraction form
    8,207.38/12,311.62 = 2,364.04/x
  3. Step 3: Cross multiply
    8,207.38x = 12,311.62 × 2,364.04
  4. Step 4: Simplify right side
    8,207.38x = 29,105,162.14
  5. Step 5: Solve for x
    x = 29,105,162.14/8,207.38
  6. Step 6: Final answer
    x = 3,546.22

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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.