Home / 8,147.43-12,222.20-2,304.19

Finding the Fourth Proportional to 8,147.43, 12,222.20 and 2,304.19

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Solution

The fourth proportional to 8,147.43, 12,222.20 and 2,304.19 is: 3,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.43 : 12,222.20 = 2,304.19 : x
  2. Step 2: Convert to fraction form
    8,147.43/12,222.20 = 2,304.19/x
  3. Step 3: Cross multiply
    8,147.43x = 12,222.20 × 2,304.19
  4. Step 4: Simplify right side
    8,147.43x = 28,162,271.02
  5. Step 5: Solve for x
    x = 28,162,271.02/8,147.43
  6. Step 6: Final answer
    x = 3,456.58

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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.