Home / 4,272.48-6,404.67-1,350.14

Finding the Fourth Proportional to 4,272.48, 6,404.67 and 1,350.14

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Solution

The fourth proportional to 4,272.48, 6,404.67 and 1,350.14 is: 2,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.48 : 6,404.67 = 1,350.14 : x
  2. Step 2: Convert to fraction form
    4,272.48/6,404.67 = 1,350.14/x
  3. Step 3: Cross multiply
    4,272.48x = 6,404.67 × 1,350.14
  4. Step 4: Simplify right side
    4,272.48x = 8,647,169.13
  5. Step 5: Solve for x
    x = 8,647,169.13/4,272.48
  6. Step 6: Final answer
    x = 2,023.92

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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.