Home / 3,620.55-5,439.90-2,304.87

Finding the Fourth Proportional to 3,620.55, 5,439.90 and 2,304.87

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Solution

The fourth proportional to 3,620.55, 5,439.90 and 2,304.87 is: 3,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.55 : 5,439.90 = 2,304.87 : x
  2. Step 2: Convert to fraction form
    3,620.55/5,439.90 = 2,304.87/x
  3. Step 3: Cross multiply
    3,620.55x = 5,439.90 × 2,304.87
  4. Step 4: Simplify right side
    3,620.55x = 12,538,262.31
  5. Step 5: Solve for x
    x = 12,538,262.31/3,620.55
  6. Step 6: Final answer
    x = 3,463.08

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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.