Home / 11,324.20-16,975.36-3,923.10

Finding the Fourth Proportional to 11,324.20, 16,975.36 and 3,923.10

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Solution

The fourth proportional to 11,324.20, 16,975.36 and 3,923.10 is: 5,880.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.20 : 16,975.36 = 3,923.10 : x
  2. Step 2: Convert to fraction form
    11,324.20/16,975.36 = 3,923.10/x
  3. Step 3: Cross multiply
    11,324.20x = 16,975.36 × 3,923.10
  4. Step 4: Simplify right side
    11,324.20x = 66,596,034.82
  5. Step 5: Solve for x
    x = 66,596,034.82/11,324.20
  6. Step 6: Final answer
    x = 5,880.86

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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.