Home / 5,512.21-7,613.45-4,017.73

Finding the Fourth Proportional to 5,512.21, 7,613.45 and 4,017.73

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Solution

The fourth proportional to 5,512.21, 7,613.45 and 4,017.73 is: 5,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.21 : 7,613.45 = 4,017.73 : x
  2. Step 2: Convert to fraction form
    5,512.21/7,613.45 = 4,017.73/x
  3. Step 3: Cross multiply
    5,512.21x = 7,613.45 × 4,017.73
  4. Step 4: Simplify right side
    5,512.21x = 30,588,766.38
  5. Step 5: Solve for x
    x = 30,588,766.38/5,512.21
  6. Step 6: Final answer
    x = 5,549.27

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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.