Home / 2,950.31-4,425.47-1,306.41

Finding the Fourth Proportional to 2,950.31, 4,425.47 and 1,306.41

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Solution

The fourth proportional to 2,950.31, 4,425.47 and 1,306.41 is: 1,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.31 : 4,425.47 = 1,306.41 : x
  2. Step 2: Convert to fraction form
    2,950.31/4,425.47 = 1,306.41/x
  3. Step 3: Cross multiply
    2,950.31x = 4,425.47 × 1,306.41
  4. Step 4: Simplify right side
    2,950.31x = 5,781,471.73
  5. Step 5: Solve for x
    x = 5,781,471.73/2,950.31
  6. Step 6: Final answer
    x = 1,959.62

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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.