Home / 11,436.32-17,144.62-4,421.26

Finding the Fourth Proportional to 11,436.32, 17,144.62 and 4,421.26

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Solution

The fourth proportional to 11,436.32, 17,144.62 and 4,421.26 is: 6,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.32 : 17,144.62 = 4,421.26 : x
  2. Step 2: Convert to fraction form
    11,436.32/17,144.62 = 4,421.26/x
  3. Step 3: Cross multiply
    11,436.32x = 17,144.62 × 4,421.26
  4. Step 4: Simplify right side
    11,436.32x = 75,800,822.62
  5. Step 5: Solve for x
    x = 75,800,822.62/11,436.32
  6. Step 6: Final answer
    x = 6,628.08

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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.