Home / 8,446.22-12,662.51-3,519.57

Finding the Fourth Proportional to 8,446.22, 12,662.51 and 3,519.57

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Solution

The fourth proportional to 8,446.22, 12,662.51 and 3,519.57 is: 5,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.22 : 12,662.51 = 3,519.57 : x
  2. Step 2: Convert to fraction form
    8,446.22/12,662.51 = 3,519.57/x
  3. Step 3: Cross multiply
    8,446.22x = 12,662.51 × 3,519.57
  4. Step 4: Simplify right side
    8,446.22x = 44,566,590.32
  5. Step 5: Solve for x
    x = 44,566,590.32/8,446.22
  6. Step 6: Final answer
    x = 5,276.51

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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.