Home / 6,771.06-9,344.10-3,786.90

Finding the Fourth Proportional to 6,771.06, 9,344.10 and 3,786.90

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Solution

The fourth proportional to 6,771.06, 9,344.10 and 3,786.90 is: 5,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.06 : 9,344.10 = 3,786.90 : x
  2. Step 2: Convert to fraction form
    6,771.06/9,344.10 = 3,786.90/x
  3. Step 3: Cross multiply
    6,771.06x = 9,344.10 × 3,786.90
  4. Step 4: Simplify right side
    6,771.06x = 35,385,172.29
  5. Step 5: Solve for x
    x = 35,385,172.29/6,771.06
  6. Step 6: Final answer
    x = 5,225.94

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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.