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Finding the Fourth Proportional to 6,367.91, 9,551.97 and 2,208.06

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Solution

The fourth proportional to 6,367.91, 9,551.97 and 2,208.06 is: 3,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367.91 : 9,551.97 = 2,208.06 : x
  2. Step 2: Convert to fraction form
    6,367.91/9,551.97 = 2,208.06/x
  3. Step 3: Cross multiply
    6,367.91x = 9,551.97 × 2,208.06
  4. Step 4: Simplify right side
    6,367.91x = 21,091,322.88
  5. Step 5: Solve for x
    x = 21,091,322.88/6,367.91
  6. Step 6: Final answer
    x = 3,312.13

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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.