Home / 3,621.88-5,425.92-2,062.96

Finding the Fourth Proportional to 3,621.88, 5,425.92 and 2,062.96

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Solution

The fourth proportional to 3,621.88, 5,425.92 and 2,062.96 is: 3,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.88 : 5,425.92 = 2,062.96 : x
  2. Step 2: Convert to fraction form
    3,621.88/5,425.92 = 2,062.96/x
  3. Step 3: Cross multiply
    3,621.88x = 5,425.92 × 2,062.96
  4. Step 4: Simplify right side
    3,621.88x = 11,193,423.64
  5. Step 5: Solve for x
    x = 11,193,423.64/3,621.88
  6. Step 6: Final answer
    x = 3,090.50

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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.