Home / 8,217.27-12,326.28-3,020.31

Finding the Fourth Proportional to 8,217.27, 12,326.28 and 3,020.31

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Solution

The fourth proportional to 8,217.27, 12,326.28 and 3,020.31 is: 4,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.27 : 12,326.28 = 3,020.31 : x
  2. Step 2: Convert to fraction form
    8,217.27/12,326.28 = 3,020.31/x
  3. Step 3: Cross multiply
    8,217.27x = 12,326.28 × 3,020.31
  4. Step 4: Simplify right side
    8,217.27x = 37,229,186.75
  5. Step 5: Solve for x
    x = 37,229,186.75/8,217.27
  6. Step 6: Final answer
    x = 4,530.60

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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.