Home / 3,272.96-4,911.52-1,192.76

Finding the Fourth Proportional to 3,272.96, 4,911.52 and 1,192.76

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Solution

The fourth proportional to 3,272.96, 4,911.52 and 1,192.76 is: 1,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.96 : 4,911.52 = 1,192.76 : x
  2. Step 2: Convert to fraction form
    3,272.96/4,911.52 = 1,192.76/x
  3. Step 3: Cross multiply
    3,272.96x = 4,911.52 × 1,192.76
  4. Step 4: Simplify right side
    3,272.96x = 5,858,264.60
  5. Step 5: Solve for x
    x = 5,858,264.60/3,272.96
  6. Step 6: Final answer
    x = 1,789.90

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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.