Home / 6,105.75-8,417.79-4,850.97

Finding the Fourth Proportional to 6,105.75, 8,417.79 and 4,850.97

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Solution

The fourth proportional to 6,105.75, 8,417.79 and 4,850.97 is: 6,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.75 : 8,417.79 = 4,850.97 : x
  2. Step 2: Convert to fraction form
    6,105.75/8,417.79 = 4,850.97/x
  3. Step 3: Cross multiply
    6,105.75x = 8,417.79 × 4,850.97
  4. Step 4: Simplify right side
    6,105.75x = 40,834,446.76
  5. Step 5: Solve for x
    x = 40,834,446.76/6,105.75
  6. Step 6: Final answer
    x = 6,687.87

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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.