Home / 3,292.20-4,935.60-1,343.88

Finding the Fourth Proportional to 3,292.20, 4,935.60 and 1,343.88

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Solution

The fourth proportional to 3,292.20, 4,935.60 and 1,343.88 is: 2,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.20 : 4,935.60 = 1,343.88 : x
  2. Step 2: Convert to fraction form
    3,292.20/4,935.60 = 1,343.88/x
  3. Step 3: Cross multiply
    3,292.20x = 4,935.60 × 1,343.88
  4. Step 4: Simplify right side
    3,292.20x = 6,632,854.13
  5. Step 5: Solve for x
    x = 6,632,854.13/3,292.20
  6. Step 6: Final answer
    x = 2,014.72

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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.