Home / 2,977.42-4,468.92-1,517.62

Finding the Fourth Proportional to 2,977.42, 4,468.92 and 1,517.62

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Solution

The fourth proportional to 2,977.42, 4,468.92 and 1,517.62 is: 2,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.42 : 4,468.92 = 1,517.62 : x
  2. Step 2: Convert to fraction form
    2,977.42/4,468.92 = 1,517.62/x
  3. Step 3: Cross multiply
    2,977.42x = 4,468.92 × 1,517.62
  4. Step 4: Simplify right side
    2,977.42x = 6,782,122.37
  5. Step 5: Solve for x
    x = 6,782,122.37/2,977.42
  6. Step 6: Final answer
    x = 2,277.85

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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.