Home / 4,271.86-6,408.20-1,350.20

Finding the Fourth Proportional to 4,271.86, 6,408.20 and 1,350.20

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Solution

The fourth proportional to 4,271.86, 6,408.20 and 1,350.20 is: 2,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.86 : 6,408.20 = 1,350.20 : x
  2. Step 2: Convert to fraction form
    4,271.86/6,408.20 = 1,350.20/x
  3. Step 3: Cross multiply
    4,271.86x = 6,408.20 × 1,350.20
  4. Step 4: Simplify right side
    4,271.86x = 8,652,351.64
  5. Step 5: Solve for x
    x = 8,652,351.64/4,271.86
  6. Step 6: Final answer
    x = 2,025.43

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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.