Home / 5,170.18-7,749.10-3,601.69

Finding the Fourth Proportional to 5,170.18, 7,749.10 and 3,601.69

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Solution

The fourth proportional to 5,170.18, 7,749.10 and 3,601.69 is: 5,398.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.18 : 7,749.10 = 3,601.69 : x
  2. Step 2: Convert to fraction form
    5,170.18/7,749.10 = 3,601.69/x
  3. Step 3: Cross multiply
    5,170.18x = 7,749.10 × 3,601.69
  4. Step 4: Simplify right side
    5,170.18x = 27,909,855.98
  5. Step 5: Solve for x
    x = 27,909,855.98/5,170.18
  6. Step 6: Final answer
    x = 5,398.24

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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.