Home / 9,183.44-12,672.11-5,203.70

Finding the Fourth Proportional to 9,183.44, 12,672.11 and 5,203.70

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Solution

The fourth proportional to 9,183.44, 12,672.11 and 5,203.70 is: 7,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.44 : 12,672.11 = 5,203.70 : x
  2. Step 2: Convert to fraction form
    9,183.44/12,672.11 = 5,203.70/x
  3. Step 3: Cross multiply
    9,183.44x = 12,672.11 × 5,203.70
  4. Step 4: Simplify right side
    9,183.44x = 65,941,769.43
  5. Step 5: Solve for x
    x = 65,941,769.43/9,183.44
  6. Step 6: Final answer
    x = 7,180.51

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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.