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Finding the Fourth Proportional to 4,818, 6,649.02 and 2,722.44

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Solution

The fourth proportional to 4,818, 6,649.02 and 2,722.44 is: 3,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818 : 6,649.02 = 2,722.44 : x
  2. Step 2: Convert to fraction form
    4,818/6,649.02 = 2,722.44/x
  3. Step 3: Cross multiply
    4,818x = 6,649.02 × 2,722.44
  4. Step 4: Simplify right side
    4,818x = 18,101,558.01
  5. Step 5: Solve for x
    x = 18,101,558.01/4,818
  6. Step 6: Final answer
    x = 3,757.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.