Home / 2,229.20-3,343.50-1,303.37

Finding the Fourth Proportional to 2,229.20, 3,343.50 and 1,303.37

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Solution

The fourth proportional to 2,229.20, 3,343.50 and 1,303.37 is: 1,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.20 : 3,343.50 = 1,303.37 : x
  2. Step 2: Convert to fraction form
    2,229.20/3,343.50 = 1,303.37/x
  3. Step 3: Cross multiply
    2,229.20x = 3,343.50 × 1,303.37
  4. Step 4: Simplify right side
    2,229.20x = 4,357,825.95
  5. Step 5: Solve for x
    x = 4,357,825.95/2,229.20
  6. Step 6: Final answer
    x = 1,954.88

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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.