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Finding the Fourth Proportional to 6,167.71, 9,247.47 and 3,395.69

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Solution

The fourth proportional to 6,167.71, 9,247.47 and 3,395.69 is: 5,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.71 : 9,247.47 = 3,395.69 : x
  2. Step 2: Convert to fraction form
    6,167.71/9,247.47 = 3,395.69/x
  3. Step 3: Cross multiply
    6,167.71x = 9,247.47 × 3,395.69
  4. Step 4: Simplify right side
    6,167.71x = 31,401,517.11
  5. Step 5: Solve for x
    x = 31,401,517.11/6,167.71
  6. Step 6: Final answer
    x = 5,091.28

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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.