Home / 11,379.56-17,067.18-3,586.28

Finding the Fourth Proportional to 11,379.56, 17,067.18 and 3,586.28

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Solution

The fourth proportional to 11,379.56, 17,067.18 and 3,586.28 is: 5,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379.56 : 17,067.18 = 3,586.28 : x
  2. Step 2: Convert to fraction form
    11,379.56/17,067.18 = 3,586.28/x
  3. Step 3: Cross multiply
    11,379.56x = 17,067.18 × 3,586.28
  4. Step 4: Simplify right side
    11,379.56x = 61,207,686.29
  5. Step 5: Solve for x
    x = 61,207,686.29/11,379.56
  6. Step 6: Final answer
    x = 5,378.74

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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.