Home / 7,610.28-11,414.94-2,680.36

Finding the Fourth Proportional to 7,610.28, 11,414.94 and 2,680.36

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Solution

The fourth proportional to 7,610.28, 11,414.94 and 2,680.36 is: 4,020.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.28 : 11,414.94 = 2,680.36 : x
  2. Step 2: Convert to fraction form
    7,610.28/11,414.94 = 2,680.36/x
  3. Step 3: Cross multiply
    7,610.28x = 11,414.94 × 2,680.36
  4. Step 4: Simplify right side
    7,610.28x = 30,596,148.58
  5. Step 5: Solve for x
    x = 30,596,148.58/7,610.28
  6. Step 6: Final answer
    x = 4,020.37

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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.