Home / 6,879.88-10,314.06-2,774.92

Finding the Fourth Proportional to 6,879.88, 10,314.06 and 2,774.92

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Solution

The fourth proportional to 6,879.88, 10,314.06 and 2,774.92 is: 4,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.88 : 10,314.06 = 2,774.92 : x
  2. Step 2: Convert to fraction form
    6,879.88/10,314.06 = 2,774.92/x
  3. Step 3: Cross multiply
    6,879.88x = 10,314.06 × 2,774.92
  4. Step 4: Simplify right side
    6,879.88x = 28,620,691.38
  5. Step 5: Solve for x
    x = 28,620,691.38/6,879.88
  6. Step 6: Final answer
    x = 4,160.06

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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.