Home / 3,739.29-5,619.87-3,467.76

Finding the Fourth Proportional to 3,739.29, 5,619.87 and 3,467.76

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Solution

The fourth proportional to 3,739.29, 5,619.87 and 3,467.76 is: 5,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.29 : 5,619.87 = 3,467.76 : x
  2. Step 2: Convert to fraction form
    3,739.29/5,619.87 = 3,467.76/x
  3. Step 3: Cross multiply
    3,739.29x = 5,619.87 × 3,467.76
  4. Step 4: Simplify right side
    3,739.29x = 19,488,360.39
  5. Step 5: Solve for x
    x = 19,488,360.39/3,739.29
  6. Step 6: Final answer
    x = 5,211.78

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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.