Home / 3,298.55-4,947.21-1,654.66

Finding the Fourth Proportional to 3,298.55, 4,947.21 and 1,654.66

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Solution

The fourth proportional to 3,298.55, 4,947.21 and 1,654.66 is: 2,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.55 : 4,947.21 = 1,654.66 : x
  2. Step 2: Convert to fraction form
    3,298.55/4,947.21 = 1,654.66/x
  3. Step 3: Cross multiply
    3,298.55x = 4,947.21 × 1,654.66
  4. Step 4: Simplify right side
    3,298.55x = 8,185,938.13
  5. Step 5: Solve for x
    x = 8,185,938.13/3,298.55
  6. Step 6: Final answer
    x = 2,481.68

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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.