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Finding the Fourth Proportional to 6,713.30, 9,266.04 and 3,882.33

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Solution

The fourth proportional to 6,713.30, 9,266.04 and 3,882.33 is: 5,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.30 : 9,266.04 = 3,882.33 : x
  2. Step 2: Convert to fraction form
    6,713.30/9,266.04 = 3,882.33/x
  3. Step 3: Cross multiply
    6,713.30x = 9,266.04 × 3,882.33
  4. Step 4: Simplify right side
    6,713.30x = 35,973,825.07
  5. Step 5: Solve for x
    x = 35,973,825.07/6,713.30
  6. Step 6: Final answer
    x = 5,358.59

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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.