Home / 6,940.60-10,414.96-2,561.10

Finding the Fourth Proportional to 6,940.60, 10,414.96 and 2,561.10

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Solution

The fourth proportional to 6,940.60, 10,414.96 and 2,561.10 is: 3,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.60 : 10,414.96 = 2,561.10 : x
  2. Step 2: Convert to fraction form
    6,940.60/10,414.96 = 2,561.10/x
  3. Step 3: Cross multiply
    6,940.60x = 10,414.96 × 2,561.10
  4. Step 4: Simplify right side
    6,940.60x = 26,673,754.06
  5. Step 5: Solve for x
    x = 26,673,754.06/6,940.60
  6. Step 6: Final answer
    x = 3,843.15

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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.