Home / 8,065.11-12,097.49-2,221.77

Finding the Fourth Proportional to 8,065.11, 12,097.49 and 2,221.77

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Solution

The fourth proportional to 8,065.11, 12,097.49 and 2,221.77 is: 3,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.11 : 12,097.49 = 2,221.77 : x
  2. Step 2: Convert to fraction form
    8,065.11/12,097.49 = 2,221.77/x
  3. Step 3: Cross multiply
    8,065.11x = 12,097.49 × 2,221.77
  4. Step 4: Simplify right side
    8,065.11x = 26,877,829.25
  5. Step 5: Solve for x
    x = 26,877,829.25/8,065.11
  6. Step 6: Final answer
    x = 3,332.61

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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.