Home / 10,994.56-15,168.33-6,744.29

Finding the Fourth Proportional to 10,994.56, 15,168.33 and 6,744.29

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Solution

The fourth proportional to 10,994.56, 15,168.33 and 6,744.29 is: 9,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.56 : 15,168.33 = 6,744.29 : x
  2. Step 2: Convert to fraction form
    10,994.56/15,168.33 = 6,744.29/x
  3. Step 3: Cross multiply
    10,994.56x = 15,168.33 × 6,744.29
  4. Step 4: Simplify right side
    10,994.56x = 102,299,540.49
  5. Step 5: Solve for x
    x = 102,299,540.49/10,994.56
  6. Step 6: Final answer
    x = 9,304.56

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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.