Home / 10,622.79-15,934.22-3,227.31

Finding the Fourth Proportional to 10,622.79, 15,934.22 and 3,227.31

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Solution

The fourth proportional to 10,622.79, 15,934.22 and 3,227.31 is: 4,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.79 : 15,934.22 = 3,227.31 : x
  2. Step 2: Convert to fraction form
    10,622.79/15,934.22 = 3,227.31/x
  3. Step 3: Cross multiply
    10,622.79x = 15,934.22 × 3,227.31
  4. Step 4: Simplify right side
    10,622.79x = 51,424,651.41
  5. Step 5: Solve for x
    x = 51,424,651.41/10,622.79
  6. Step 6: Final answer
    x = 4,840.97

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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.