Home / 8,065.44-12,097.86-2,221.90

Finding the Fourth Proportional to 8,065.44, 12,097.86 and 2,221.90

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Solution

The fourth proportional to 8,065.44, 12,097.86 and 2,221.90 is: 3,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.44 : 12,097.86 = 2,221.90 : x
  2. Step 2: Convert to fraction form
    8,065.44/12,097.86 = 2,221.90/x
  3. Step 3: Cross multiply
    8,065.44x = 12,097.86 × 2,221.90
  4. Step 4: Simplify right side
    8,065.44x = 26,880,235.13
  5. Step 5: Solve for x
    x = 26,880,235.13/8,065.44
  6. Step 6: Final answer
    x = 3,332.77

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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.