Home / 5,516.82-8,268.72-2,225.52

Finding the Fourth Proportional to 5,516.82, 8,268.72 and 2,225.52

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Solution

The fourth proportional to 5,516.82, 8,268.72 and 2,225.52 is: 3,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.82 : 8,268.72 = 2,225.52 : x
  2. Step 2: Convert to fraction form
    5,516.82/8,268.72 = 2,225.52/x
  3. Step 3: Cross multiply
    5,516.82x = 8,268.72 × 2,225.52
  4. Step 4: Simplify right side
    5,516.82x = 18,402,201.73
  5. Step 5: Solve for x
    x = 18,402,201.73/5,516.82
  6. Step 6: Final answer
    x = 3,335.65

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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.