Home / 11,151.96-16,730.58-3,254.74

Finding the Fourth Proportional to 11,151.96, 16,730.58 and 3,254.74

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Solution

The fourth proportional to 11,151.96, 16,730.58 and 3,254.74 is: 4,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.96 : 16,730.58 = 3,254.74 : x
  2. Step 2: Convert to fraction form
    11,151.96/16,730.58 = 3,254.74/x
  3. Step 3: Cross multiply
    11,151.96x = 16,730.58 × 3,254.74
  4. Step 4: Simplify right side
    11,151.96x = 54,453,687.95
  5. Step 5: Solve for x
    x = 54,453,687.95/11,151.96
  6. Step 6: Final answer
    x = 4,882.88

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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.