Home / 3,282.90-4,930.22-3,150.77

Finding the Fourth Proportional to 3,282.90, 4,930.22 and 3,150.77

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Solution

The fourth proportional to 3,282.90, 4,930.22 and 3,150.77 is: 4,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.90 : 4,930.22 = 3,150.77 : x
  2. Step 2: Convert to fraction form
    3,282.90/4,930.22 = 3,150.77/x
  3. Step 3: Cross multiply
    3,282.90x = 4,930.22 × 3,150.77
  4. Step 4: Simplify right side
    3,282.90x = 15,533,948.86
  5. Step 5: Solve for x
    x = 15,533,948.86/3,282.90
  6. Step 6: Final answer
    x = 4,731.78

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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.