Home / 11,121.39-16,677.54-5,568.12

Finding the Fourth Proportional to 11,121.39, 16,677.54 and 5,568.12

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Solution

The fourth proportional to 11,121.39, 16,677.54 and 5,568.12 is: 8,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121.39 : 16,677.54 = 5,568.12 : x
  2. Step 2: Convert to fraction form
    11,121.39/16,677.54 = 5,568.12/x
  3. Step 3: Cross multiply
    11,121.39x = 16,677.54 × 5,568.12
  4. Step 4: Simplify right side
    11,121.39x = 92,862,544.02
  5. Step 5: Solve for x
    x = 92,862,544.02/11,121.39
  6. Step 6: Final answer
    x = 8,349.90

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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.