Home / 8,169.67-11,258.33-5,512.47

Finding the Fourth Proportional to 8,169.67, 11,258.33 and 5,512.47

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Solution

The fourth proportional to 8,169.67, 11,258.33 and 5,512.47 is: 7,596.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.67 : 11,258.33 = 5,512.47 : x
  2. Step 2: Convert to fraction form
    8,169.67/11,258.33 = 5,512.47/x
  3. Step 3: Cross multiply
    8,169.67x = 11,258.33 × 5,512.47
  4. Step 4: Simplify right side
    8,169.67x = 62,061,206.38
  5. Step 5: Solve for x
    x = 62,061,206.38/8,169.67
  6. Step 6: Final answer
    x = 7,596.54

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Half scale
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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.