Home / 3,621.96-5,436.36-2,324.16

Finding the Fourth Proportional to 3,621.96, 5,436.36 and 2,324.16

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Solution

The fourth proportional to 3,621.96, 5,436.36 and 2,324.16 is: 3,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.96 : 5,436.36 = 2,324.16 : x
  2. Step 2: Convert to fraction form
    3,621.96/5,436.36 = 2,324.16/x
  3. Step 3: Cross multiply
    3,621.96x = 5,436.36 × 2,324.16
  4. Step 4: Simplify right side
    3,621.96x = 12,634,970.46
  5. Step 5: Solve for x
    x = 12,634,970.46/3,621.96
  6. Step 6: Final answer
    x = 3,488.43

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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.