Home / 7,696.38-11,544.59-4,407.21

Finding the Fourth Proportional to 7,696.38, 11,544.59 and 4,407.21

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Solution

The fourth proportional to 7,696.38, 11,544.59 and 4,407.21 is: 6,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696.38 : 11,544.59 = 4,407.21 : x
  2. Step 2: Convert to fraction form
    7,696.38/11,544.59 = 4,407.21/x
  3. Step 3: Cross multiply
    7,696.38x = 11,544.59 × 4,407.21
  4. Step 4: Simplify right side
    7,696.38x = 50,879,432.49
  5. Step 5: Solve for x
    x = 50,879,432.49/7,696.38
  6. Step 6: Final answer
    x = 6,610.83

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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.