Home / 8,217.10-12,326.88-3,022.57

Finding the Fourth Proportional to 8,217.10, 12,326.88 and 3,022.57

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Solution

The fourth proportional to 8,217.10, 12,326.88 and 3,022.57 is: 4,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.10 : 12,326.88 = 3,022.57 : x
  2. Step 2: Convert to fraction form
    8,217.10/12,326.88 = 3,022.57/x
  3. Step 3: Cross multiply
    8,217.10x = 12,326.88 × 3,022.57
  4. Step 4: Simplify right side
    8,217.10x = 37,258,857.68
  5. Step 5: Solve for x
    x = 37,258,857.68/8,217.10
  6. Step 6: Final answer
    x = 4,534.31

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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.