Home / 8,068.66-12,104.22-4,117.76

Finding the Fourth Proportional to 8,068.66, 12,104.22 and 4,117.76

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Solution

The fourth proportional to 8,068.66, 12,104.22 and 4,117.76 is: 6,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.66 : 12,104.22 = 4,117.76 : x
  2. Step 2: Convert to fraction form
    8,068.66/12,104.22 = 4,117.76/x
  3. Step 3: Cross multiply
    8,068.66x = 12,104.22 × 4,117.76
  4. Step 4: Simplify right side
    8,068.66x = 49,842,272.95
  5. Step 5: Solve for x
    x = 49,842,272.95/8,068.66
  6. Step 6: Final answer
    x = 6,177.27

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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.