Home / 8,065.32-12,097.97-2,221.93

Finding the Fourth Proportional to 8,065.32, 12,097.97 and 2,221.93

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Solution

The fourth proportional to 8,065.32, 12,097.97 and 2,221.93 is: 3,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.32 : 12,097.97 = 2,221.93 : x
  2. Step 2: Convert to fraction form
    8,065.32/12,097.97 = 2,221.93/x
  3. Step 3: Cross multiply
    8,065.32x = 12,097.97 × 2,221.93
  4. Step 4: Simplify right side
    8,065.32x = 26,880,781.99
  5. Step 5: Solve for x
    x = 26,880,781.99/8,065.32
  6. Step 6: Final answer
    x = 3,332.89

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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.