Home / 2,765.80-4,148.70-1,467.88

Finding the Fourth Proportional to 2,765.80, 4,148.70 and 1,467.88

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Solution

The fourth proportional to 2,765.80, 4,148.70 and 1,467.88 is: 2,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765.80 : 4,148.70 = 1,467.88 : x
  2. Step 2: Convert to fraction form
    2,765.80/4,148.70 = 1,467.88/x
  3. Step 3: Cross multiply
    2,765.80x = 4,148.70 × 1,467.88
  4. Step 4: Simplify right side
    2,765.80x = 6,089,793.76
  5. Step 5: Solve for x
    x = 6,089,793.76/2,765.80
  6. Step 6: Final answer
    x = 2,201.82

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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.