Home / 11,014.79-15,183.63-6,757.97

Finding the Fourth Proportional to 11,014.79, 15,183.63 and 6,757.97

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Solution

The fourth proportional to 11,014.79, 15,183.63 and 6,757.97 is: 9,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.79 : 15,183.63 = 6,757.97 : x
  2. Step 2: Convert to fraction form
    11,014.79/15,183.63 = 6,757.97/x
  3. Step 3: Cross multiply
    11,014.79x = 15,183.63 × 6,757.97
  4. Step 4: Simplify right side
    11,014.79x = 102,610,440.11
  5. Step 5: Solve for x
    x = 102,610,440.11/11,014.79
  6. Step 6: Final answer
    x = 9,315.70

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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.