Home / 3,301.80-4,948.92-1,659.48

Finding the Fourth Proportional to 3,301.80, 4,948.92 and 1,659.48

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Solution

The fourth proportional to 3,301.80, 4,948.92 and 1,659.48 is: 2,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.80 : 4,948.92 = 1,659.48 : x
  2. Step 2: Convert to fraction form
    3,301.80/4,948.92 = 1,659.48/x
  3. Step 3: Cross multiply
    3,301.80x = 4,948.92 × 1,659.48
  4. Step 4: Simplify right side
    3,301.80x = 8,212,633.76
  5. Step 5: Solve for x
    x = 8,212,633.76/3,301.80
  6. Step 6: Final answer
    x = 2,487.32

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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.