Home / 11,155.68-16,733.64-3,364.56

Finding the Fourth Proportional to 11,155.68, 16,733.64 and 3,364.56

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Solution

The fourth proportional to 11,155.68, 16,733.64 and 3,364.56 is: 5,046.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.68 : 16,733.64 = 3,364.56 : x
  2. Step 2: Convert to fraction form
    11,155.68/16,733.64 = 3,364.56/x
  3. Step 3: Cross multiply
    11,155.68x = 16,733.64 × 3,364.56
  4. Step 4: Simplify right side
    11,155.68x = 56,301,335.80
  5. Step 5: Solve for x
    x = 56,301,335.80/11,155.68
  6. Step 6: Final answer
    x = 5,046.88

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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.