Home / 6,945.39-10,422.14-2,565.86

Finding the Fourth Proportional to 6,945.39, 10,422.14 and 2,565.86

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Solution

The fourth proportional to 6,945.39, 10,422.14 and 2,565.86 is: 3,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.39 : 10,422.14 = 2,565.86 : x
  2. Step 2: Convert to fraction form
    6,945.39/10,422.14 = 2,565.86/x
  3. Step 3: Cross multiply
    6,945.39x = 10,422.14 × 2,565.86
  4. Step 4: Simplify right side
    6,945.39x = 26,741,687.20
  5. Step 5: Solve for x
    x = 26,741,687.20/6,945.39
  6. Step 6: Final answer
    x = 3,850.28

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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.