Home / 5,549.73-7,658.39-3,191.82

Finding the Fourth Proportional to 5,549.73, 7,658.39 and 3,191.82

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Solution

The fourth proportional to 5,549.73, 7,658.39 and 3,191.82 is: 4,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.73 : 7,658.39 = 3,191.82 : x
  2. Step 2: Convert to fraction form
    5,549.73/7,658.39 = 3,191.82/x
  3. Step 3: Cross multiply
    5,549.73x = 7,658.39 × 3,191.82
  4. Step 4: Simplify right side
    5,549.73x = 24,444,186.41
  5. Step 5: Solve for x
    x = 24,444,186.41/5,549.73
  6. Step 6: Final answer
    x = 4,404.57

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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.