Home / 7,499.26-11,231.36-5,928.71

Finding the Fourth Proportional to 7,499.26, 11,231.36 and 5,928.71

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Solution

The fourth proportional to 7,499.26, 11,231.36 and 5,928.71 is: 8,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.26 : 11,231.36 = 5,928.71 : x
  2. Step 2: Convert to fraction form
    7,499.26/11,231.36 = 5,928.71/x
  3. Step 3: Cross multiply
    7,499.26x = 11,231.36 × 5,928.71
  4. Step 4: Simplify right side
    7,499.26x = 66,587,446.70
  5. Step 5: Solve for x
    x = 66,587,446.70/7,499.26
  6. Step 6: Final answer
    x = 8,879.21

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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.