Home / 8,185.19-12,277.78-3,252.29

Finding the Fourth Proportional to 8,185.19, 12,277.78 and 3,252.29

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Solution

The fourth proportional to 8,185.19, 12,277.78 and 3,252.29 is: 4,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.19 : 12,277.78 = 3,252.29 : x
  2. Step 2: Convert to fraction form
    8,185.19/12,277.78 = 3,252.29/x
  3. Step 3: Cross multiply
    8,185.19x = 12,277.78 × 3,252.29
  4. Step 4: Simplify right side
    8,185.19x = 39,930,831.60
  5. Step 5: Solve for x
    x = 39,930,831.60/8,185.19
  6. Step 6: Final answer
    x = 4,878.43

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Similar ratio
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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.