Home / 11,145.62-16,707.44-5,306.33

Finding the Fourth Proportional to 11,145.62, 16,707.44 and 5,306.33

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Solution

The fourth proportional to 11,145.62, 16,707.44 and 5,306.33 is: 7,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.62 : 16,707.44 = 5,306.33 : x
  2. Step 2: Convert to fraction form
    11,145.62/16,707.44 = 5,306.33/x
  3. Step 3: Cross multiply
    11,145.62x = 16,707.44 × 5,306.33
  4. Step 4: Simplify right side
    11,145.62x = 88,655,163.56
  5. Step 5: Solve for x
    x = 88,655,163.56/11,145.62
  6. Step 6: Final answer
    x = 7,954.26

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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.