Home / 5,200.46-7,174.50-3,781.03

Finding the Fourth Proportional to 5,200.46, 7,174.50 and 3,781.03

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Solution

The fourth proportional to 5,200.46, 7,174.50 and 3,781.03 is: 5,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.46 : 7,174.50 = 3,781.03 : x
  2. Step 2: Convert to fraction form
    5,200.46/7,174.50 = 3,781.03/x
  3. Step 3: Cross multiply
    5,200.46x = 7,174.50 × 3,781.03
  4. Step 4: Simplify right side
    5,200.46x = 27,126,999.74
  5. Step 5: Solve for x
    x = 27,126,999.74/5,200.46
  6. Step 6: Final answer
    x = 5,216.27

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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.