Home / 9,940.56-13,719.26-6,414.02

Finding the Fourth Proportional to 9,940.56, 13,719.26 and 6,414.02

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Solution

The fourth proportional to 9,940.56, 13,719.26 and 6,414.02 is: 8,852.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.56 : 13,719.26 = 6,414.02 : x
  2. Step 2: Convert to fraction form
    9,940.56/13,719.26 = 6,414.02/x
  3. Step 3: Cross multiply
    9,940.56x = 13,719.26 × 6,414.02
  4. Step 4: Simplify right side
    9,940.56x = 87,995,608.03
  5. Step 5: Solve for x
    x = 87,995,608.03/9,940.56
  6. Step 6: Final answer
    x = 8,852.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.