Home / 5,549.73-7,658.70-3,031.83

Finding the Fourth Proportional to 5,549.73, 7,658.70 and 3,031.83

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Solution

The fourth proportional to 5,549.73, 7,658.70 and 3,031.83 is: 4,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.73 : 7,658.70 = 3,031.83 : x
  2. Step 2: Convert to fraction form
    5,549.73/7,658.70 = 3,031.83/x
  3. Step 3: Cross multiply
    5,549.73x = 7,658.70 × 3,031.83
  4. Step 4: Simplify right side
    5,549.73x = 23,219,876.42
  5. Step 5: Solve for x
    x = 23,219,876.42/5,549.73
  6. Step 6: Final answer
    x = 4,183.97

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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.