Home / 11,144.13-16,712.32-3,244.51

Finding the Fourth Proportional to 11,144.13, 16,712.32 and 3,244.51

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Solution

The fourth proportional to 11,144.13, 16,712.32 and 3,244.51 is: 4,865.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.13 : 16,712.32 = 3,244.51 : x
  2. Step 2: Convert to fraction form
    11,144.13/16,712.32 = 3,244.51/x
  3. Step 3: Cross multiply
    11,144.13x = 16,712.32 × 3,244.51
  4. Step 4: Simplify right side
    11,144.13x = 54,223,289.36
  5. Step 5: Solve for x
    x = 54,223,289.36/11,144.13
  6. Step 6: Final answer
    x = 4,865.64

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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.