Home / 2,927.63-4,388.97-1,366.80

Finding the Fourth Proportional to 2,927.63, 4,388.97 and 1,366.80

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Solution

The fourth proportional to 2,927.63, 4,388.97 and 1,366.80 is: 2,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.63 : 4,388.97 = 1,366.80 : x
  2. Step 2: Convert to fraction form
    2,927.63/4,388.97 = 1,366.80/x
  3. Step 3: Cross multiply
    2,927.63x = 4,388.97 × 1,366.80
  4. Step 4: Simplify right side
    2,927.63x = 5,998,844.20
  5. Step 5: Solve for x
    x = 5,998,844.20/2,927.63
  6. Step 6: Final answer
    x = 2,049.05

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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.