Home / 11,324.16-16,993.80-4,310.64

Finding the Fourth Proportional to 11,324.16, 16,993.80 and 4,310.64

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Solution

The fourth proportional to 11,324.16, 16,993.80 and 4,310.64 is: 6,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.16 : 16,993.80 = 4,310.64 : x
  2. Step 2: Convert to fraction form
    11,324.16/16,993.80 = 4,310.64/x
  3. Step 3: Cross multiply
    11,324.16x = 16,993.80 × 4,310.64
  4. Step 4: Simplify right side
    11,324.16x = 73,254,154.03
  5. Step 5: Solve for x
    x = 73,254,154.03/11,324.16
  6. Step 6: Final answer
    x = 6,468.84

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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.