Home / 9,401.82-12,956.66-6,744.63

Finding the Fourth Proportional to 9,401.82, 12,956.66 and 6,744.63

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Solution

The fourth proportional to 9,401.82, 12,956.66 and 6,744.63 is: 9,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401.82 : 12,956.66 = 6,744.63 : x
  2. Step 2: Convert to fraction form
    9,401.82/12,956.66 = 6,744.63/x
  3. Step 3: Cross multiply
    9,401.82x = 12,956.66 × 6,744.63
  4. Step 4: Simplify right side
    9,401.82x = 87,387,844.01
  5. Step 5: Solve for x
    x = 87,387,844.01/9,401.82
  6. Step 6: Final answer
    x = 9,294.78

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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.