Home / 11,019.48-16,540.11-5,759.70

Finding the Fourth Proportional to 11,019.48, 16,540.11 and 5,759.70

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Solution

The fourth proportional to 11,019.48, 16,540.11 and 5,759.70 is: 8,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.48 : 16,540.11 = 5,759.70 : x
  2. Step 2: Convert to fraction form
    11,019.48/16,540.11 = 5,759.70/x
  3. Step 3: Cross multiply
    11,019.48x = 16,540.11 × 5,759.70
  4. Step 4: Simplify right side
    11,019.48x = 95,266,071.57
  5. Step 5: Solve for x
    x = 95,266,071.57/11,019.48
  6. Step 6: Final answer
    x = 8,645.24

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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.