Home / 3,765.46-5,649.27-1,458.58

Finding the Fourth Proportional to 3,765.46, 5,649.27 and 1,458.58

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Solution

The fourth proportional to 3,765.46, 5,649.27 and 1,458.58 is: 2,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.46 : 5,649.27 = 1,458.58 : x
  2. Step 2: Convert to fraction form
    3,765.46/5,649.27 = 1,458.58/x
  3. Step 3: Cross multiply
    3,765.46x = 5,649.27 × 1,458.58
  4. Step 4: Simplify right side
    3,765.46x = 8,239,912.24
  5. Step 5: Solve for x
    x = 8,239,912.24/3,765.46
  6. Step 6: Final answer
    x = 2,188.29

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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.