Home / 4,237.20-6,344.28-2,180.88

Finding the Fourth Proportional to 4,237.20, 6,344.28 and 2,180.88

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Solution

The fourth proportional to 4,237.20, 6,344.28 and 2,180.88 is: 3,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.20 : 6,344.28 = 2,180.88 : x
  2. Step 2: Convert to fraction form
    4,237.20/6,344.28 = 2,180.88/x
  3. Step 3: Cross multiply
    4,237.20x = 6,344.28 × 2,180.88
  4. Step 4: Simplify right side
    4,237.20x = 13,836,113.37
  5. Step 5: Solve for x
    x = 13,836,113.37/4,237.20
  6. Step 6: Final answer
    x = 3,265.39

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1.5x scale

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.