Home / 4,432.31-6,642.70-1,963.43

Finding the Fourth Proportional to 4,432.31, 6,642.70 and 1,963.43

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Solution

The fourth proportional to 4,432.31, 6,642.70 and 1,963.43 is: 2,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.31 : 6,642.70 = 1,963.43 : x
  2. Step 2: Convert to fraction form
    4,432.31/6,642.70 = 1,963.43/x
  3. Step 3: Cross multiply
    4,432.31x = 6,642.70 × 1,963.43
  4. Step 4: Simplify right side
    4,432.31x = 13,042,476.46
  5. Step 5: Solve for x
    x = 13,042,476.46/4,432.31
  6. Step 6: Final answer
    x = 2,942.59

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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.