Home / 2,229.63-3,343.30-1,305.46

Finding the Fourth Proportional to 2,229.63, 3,343.30 and 1,305.46

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Solution

The fourth proportional to 2,229.63, 3,343.30 and 1,305.46 is: 1,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.63 : 3,343.30 = 1,305.46 : x
  2. Step 2: Convert to fraction form
    2,229.63/3,343.30 = 1,305.46/x
  3. Step 3: Cross multiply
    2,229.63x = 3,343.30 × 1,305.46
  4. Step 4: Simplify right side
    2,229.63x = 4,364,544.42
  5. Step 5: Solve for x
    x = 4,364,544.42/2,229.63
  6. Step 6: Final answer
    x = 1,957.52

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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.