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Finding the Fourth Proportional to 9,207.52, 13,809.34 and 2,968.09

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Solution

The fourth proportional to 9,207.52, 13,809.34 and 2,968.09 is: 4,451.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.52 : 13,809.34 = 2,968.09 : x
  2. Step 2: Convert to fraction form
    9,207.52/13,809.34 = 2,968.09/x
  3. Step 3: Cross multiply
    9,207.52x = 13,809.34 × 2,968.09
  4. Step 4: Simplify right side
    9,207.52x = 40,987,363.96
  5. Step 5: Solve for x
    x = 40,987,363.96/9,207.52
  6. Step 6: Final answer
    x = 4,451.51

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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.