Home / 11,378.07-17,067.11-5,529.65

Finding the Fourth Proportional to 11,378.07, 17,067.11 and 5,529.65

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Solution

The fourth proportional to 11,378.07, 17,067.11 and 5,529.65 is: 8,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.07 : 17,067.11 = 5,529.65 : x
  2. Step 2: Convert to fraction form
    11,378.07/17,067.11 = 5,529.65/x
  3. Step 3: Cross multiply
    11,378.07x = 17,067.11 × 5,529.65
  4. Step 4: Simplify right side
    11,378.07x = 94,375,031.83
  5. Step 5: Solve for x
    x = 94,375,031.83/11,378.07
  6. Step 6: Final answer
    x = 8,294.47

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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.