Home / 10,174.80-15,262.20-3,601.20

Finding the Fourth Proportional to 10,174.80, 15,262.20 and 3,601.20

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Solution

The fourth proportional to 10,174.80, 15,262.20 and 3,601.20 is: 5,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.80 : 15,262.20 = 3,601.20 : x
  2. Step 2: Convert to fraction form
    10,174.80/15,262.20 = 3,601.20/x
  3. Step 3: Cross multiply
    10,174.80x = 15,262.20 × 3,601.20
  4. Step 4: Simplify right side
    10,174.80x = 54,962,234.64
  5. Step 5: Solve for x
    x = 54,962,234.64/10,174.80
  6. Step 6: Final answer
    x = 5,401.80

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1.5x scale

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.