Home / 8,200.19-12,301.62-2,654.93

Finding the Fourth Proportional to 8,200.19, 12,301.62 and 2,654.93

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Solution

The fourth proportional to 8,200.19, 12,301.62 and 2,654.93 is: 3,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.19 : 12,301.62 = 2,654.93 : x
  2. Step 2: Convert to fraction form
    8,200.19/12,301.62 = 2,654.93/x
  3. Step 3: Cross multiply
    8,200.19x = 12,301.62 × 2,654.93
  4. Step 4: Simplify right side
    8,200.19x = 32,659,939.99
  5. Step 5: Solve for x
    x = 32,659,939.99/8,200.19
  6. Step 6: Final answer
    x = 3,982.83

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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.