Home / 8,257.35-11,390.91-5,227.33

Finding the Fourth Proportional to 8,257.35, 11,390.91 and 5,227.33

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Solution

The fourth proportional to 8,257.35, 11,390.91 and 5,227.33 is: 7,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.35 : 11,390.91 = 5,227.33 : x
  2. Step 2: Convert to fraction form
    8,257.35/11,390.91 = 5,227.33/x
  3. Step 3: Cross multiply
    8,257.35x = 11,390.91 × 5,227.33
  4. Step 4: Simplify right side
    8,257.35x = 59,544,045.57
  5. Step 5: Solve for x
    x = 59,544,045.57/8,257.35
  6. Step 6: Final answer
    x = 7,211.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.