Home / 4,432.88-6,120.31-3,422.76

Finding the Fourth Proportional to 4,432.88, 6,120.31 and 3,422.76

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Solution

The fourth proportional to 4,432.88, 6,120.31 and 3,422.76 is: 4,725.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.88 : 6,120.31 = 3,422.76 : x
  2. Step 2: Convert to fraction form
    4,432.88/6,120.31 = 3,422.76/x
  3. Step 3: Cross multiply
    4,432.88x = 6,120.31 × 3,422.76
  4. Step 4: Simplify right side
    4,432.88x = 20,948,352.26
  5. Step 5: Solve for x
    x = 20,948,352.26/4,432.88
  6. Step 6: Final answer
    x = 4,725.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.