Home / 4,272.62-6,408.20-1,350.50

Finding the Fourth Proportional to 4,272.62, 6,408.20 and 1,350.50

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Solution

The fourth proportional to 4,272.62, 6,408.20 and 1,350.50 is: 2,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.62 : 6,408.20 = 1,350.50 : x
  2. Step 2: Convert to fraction form
    4,272.62/6,408.20 = 1,350.50/x
  3. Step 3: Cross multiply
    4,272.62x = 6,408.20 × 1,350.50
  4. Step 4: Simplify right side
    4,272.62x = 8,654,274.10
  5. Step 5: Solve for x
    x = 8,654,274.10/4,272.62
  6. Step 6: Final answer
    x = 2,025.52

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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.