Home / 5,516.73-7,613.75-3,158.82

Finding the Fourth Proportional to 5,516.73, 7,613.75 and 3,158.82

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Solution

The fourth proportional to 5,516.73, 7,613.75 and 3,158.82 is: 4,359.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.73 : 7,613.75 = 3,158.82 : x
  2. Step 2: Convert to fraction form
    5,516.73/7,613.75 = 3,158.82/x
  3. Step 3: Cross multiply
    5,516.73x = 7,613.75 × 3,158.82
  4. Step 4: Simplify right side
    5,516.73x = 24,050,449.98
  5. Step 5: Solve for x
    x = 24,050,449.98/5,516.73
  6. Step 6: Final answer
    x = 4,359.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.