Home / 8,069.64-12,102.57-2,226.72

Finding the Fourth Proportional to 8,069.64, 12,102.57 and 2,226.72

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Solution

The fourth proportional to 8,069.64, 12,102.57 and 2,226.72 is: 3,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.64 : 12,102.57 = 2,226.72 : x
  2. Step 2: Convert to fraction form
    8,069.64/12,102.57 = 2,226.72/x
  3. Step 3: Cross multiply
    8,069.64x = 12,102.57 × 2,226.72
  4. Step 4: Simplify right side
    8,069.64x = 26,949,034.67
  5. Step 5: Solve for x
    x = 26,949,034.67/8,069.64
  6. Step 6: Final answer
    x = 3,339.56

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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.