Home / 2,788.26-4,176.72-2,237.46

Finding the Fourth Proportional to 2,788.26, 4,176.72 and 2,237.46

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Solution

The fourth proportional to 2,788.26, 4,176.72 and 2,237.46 is: 3,351.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.26 : 4,176.72 = 2,237.46 : x
  2. Step 2: Convert to fraction form
    2,788.26/4,176.72 = 2,237.46/x
  3. Step 3: Cross multiply
    2,788.26x = 4,176.72 × 2,237.46
  4. Step 4: Simplify right side
    2,788.26x = 9,345,243.93
  5. Step 5: Solve for x
    x = 9,345,243.93/2,788.26
  6. Step 6: Final answer
    x = 3,351.64

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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.