Home / 6,081.21-9,132.21-3,631.23

Finding the Fourth Proportional to 6,081.21, 9,132.21 and 3,631.23

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Solution

The fourth proportional to 6,081.21, 9,132.21 and 3,631.23 is: 5,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.21 : 9,132.21 = 3,631.23 : x
  2. Step 2: Convert to fraction form
    6,081.21/9,132.21 = 3,631.23/x
  3. Step 3: Cross multiply
    6,081.21x = 9,132.21 × 3,631.23
  4. Step 4: Simplify right side
    6,081.21x = 33,161,154.92
  5. Step 5: Solve for x
    x = 33,161,154.92/6,081.21
  6. Step 6: Final answer
    x = 5,453.05

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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.