Home / 6,103.89-9,151.75-2,207.79

Finding the Fourth Proportional to 6,103.89, 9,151.75 and 2,207.79

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Solution

The fourth proportional to 6,103.89, 9,151.75 and 2,207.79 is: 3,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.89 : 9,151.75 = 2,207.79 : x
  2. Step 2: Convert to fraction form
    6,103.89/9,151.75 = 2,207.79/x
  3. Step 3: Cross multiply
    6,103.89x = 9,151.75 × 2,207.79
  4. Step 4: Simplify right side
    6,103.89x = 20,205,142.13
  5. Step 5: Solve for x
    x = 20,205,142.13/6,103.89
  6. Step 6: Final answer
    x = 3,310.21

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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.