Home / 8,260.22-12,391.66-2,712.26

Finding the Fourth Proportional to 8,260.22, 12,391.66 and 2,712.26

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Solution

The fourth proportional to 8,260.22, 12,391.66 and 2,712.26 is: 4,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.22 : 12,391.66 = 2,712.26 : x
  2. Step 2: Convert to fraction form
    8,260.22/12,391.66 = 2,712.26/x
  3. Step 3: Cross multiply
    8,260.22x = 12,391.66 × 2,712.26
  4. Step 4: Simplify right side
    8,260.22x = 33,609,403.75
  5. Step 5: Solve for x
    x = 33,609,403.75/8,260.22
  6. Step 6: Final answer
    x = 4,068.83

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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.