Home / 3,977.61-5,964.39-2,104.53

Finding the Fourth Proportional to 3,977.61, 5,964.39 and 2,104.53

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Solution

The fourth proportional to 3,977.61, 5,964.39 and 2,104.53 is: 3,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.61 : 5,964.39 = 2,104.53 : x
  2. Step 2: Convert to fraction form
    3,977.61/5,964.39 = 2,104.53/x
  3. Step 3: Cross multiply
    3,977.61x = 5,964.39 × 2,104.53
  4. Step 4: Simplify right side
    3,977.61x = 12,552,237.69
  5. Step 5: Solve for x
    x = 12,552,237.69/3,977.61
  6. Step 6: Final answer
    x = 3,155.72

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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.