Home / 2,894.08-4,338.39-2,628.91

Finding the Fourth Proportional to 2,894.08, 4,338.39 and 2,628.91

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Solution

The fourth proportional to 2,894.08, 4,338.39 and 2,628.91 is: 3,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894.08 : 4,338.39 = 2,628.91 : x
  2. Step 2: Convert to fraction form
    2,894.08/4,338.39 = 2,628.91/x
  3. Step 3: Cross multiply
    2,894.08x = 4,338.39 × 2,628.91
  4. Step 4: Simplify right side
    2,894.08x = 11,405,202.02
  5. Step 5: Solve for x
    x = 11,405,202.02/2,894.08
  6. Step 6: Final answer
    x = 3,940.87

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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.