Home / 6,797.21-9,380.07-4,144.61

Finding the Fourth Proportional to 6,797.21, 9,380.07 and 4,144.61

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Solution

The fourth proportional to 6,797.21, 9,380.07 and 4,144.61 is: 5,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.21 : 9,380.07 = 4,144.61 : x
  2. Step 2: Convert to fraction form
    6,797.21/9,380.07 = 4,144.61/x
  3. Step 3: Cross multiply
    6,797.21x = 9,380.07 × 4,144.61
  4. Step 4: Simplify right side
    6,797.21x = 38,876,685.02
  5. Step 5: Solve for x
    x = 38,876,685.02/6,797.21
  6. Step 6: Final answer
    x = 5,719.51

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1.5x scale

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.