Home / 3,769.20-5,649.24-3,326.34

Finding the Fourth Proportional to 3,769.20, 5,649.24 and 3,326.34

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Solution

The fourth proportional to 3,769.20, 5,649.24 and 3,326.34 is: 4,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.20 : 5,649.24 = 3,326.34 : x
  2. Step 2: Convert to fraction form
    3,769.20/5,649.24 = 3,326.34/x
  3. Step 3: Cross multiply
    3,769.20x = 5,649.24 × 3,326.34
  4. Step 4: Simplify right side
    3,769.20x = 18,791,292.98
  5. Step 5: Solve for x
    x = 18,791,292.98/3,769.20
  6. Step 6: Final answer
    x = 4,985.49

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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.