Home / 4,097.87-6,147.44-2,122.89

Finding the Fourth Proportional to 4,097.87, 6,147.44 and 2,122.89

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Solution

The fourth proportional to 4,097.87, 6,147.44 and 2,122.89 is: 3,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.87 : 6,147.44 = 2,122.89 : x
  2. Step 2: Convert to fraction form
    4,097.87/6,147.44 = 2,122.89/x
  3. Step 3: Cross multiply
    4,097.87x = 6,147.44 × 2,122.89
  4. Step 4: Simplify right side
    4,097.87x = 13,050,338.90
  5. Step 5: Solve for x
    x = 13,050,338.90/4,097.87
  6. Step 6: Final answer
    x = 3,184.66

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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.