Home / 7,680.06-11,514.60-3,295.13

Finding the Fourth Proportional to 7,680.06, 11,514.60 and 3,295.13

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Solution

The fourth proportional to 7,680.06, 11,514.60 and 3,295.13 is: 4,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.06 : 11,514.60 = 3,295.13 : x
  2. Step 2: Convert to fraction form
    7,680.06/11,514.60 = 3,295.13/x
  3. Step 3: Cross multiply
    7,680.06x = 11,514.60 × 3,295.13
  4. Step 4: Simplify right side
    7,680.06x = 37,942,103.90
  5. Step 5: Solve for x
    x = 37,942,103.90/7,680.06
  6. Step 6: Final answer
    x = 4,940.34

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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.