Home / 2,788.49-4,176.78-1,468.08

Finding the Fourth Proportional to 2,788.49, 4,176.78 and 1,468.08

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Solution

The fourth proportional to 2,788.49, 4,176.78 and 1,468.08 is: 2,198.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.49 : 4,176.78 = 1,468.08 : x
  2. Step 2: Convert to fraction form
    2,788.49/4,176.78 = 1,468.08/x
  3. Step 3: Cross multiply
    2,788.49x = 4,176.78 × 1,468.08
  4. Step 4: Simplify right side
    2,788.49x = 6,131,847.18
  5. Step 5: Solve for x
    x = 6,131,847.18/2,788.49
  6. Step 6: Final answer
    x = 2,198.98

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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.