Home / 2,808.88-4,212.41-1,164.54

Finding the Fourth Proportional to 2,808.88, 4,212.41 and 1,164.54

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Solution

The fourth proportional to 2,808.88, 4,212.41 and 1,164.54 is: 1,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.88 : 4,212.41 = 1,164.54 : x
  2. Step 2: Convert to fraction form
    2,808.88/4,212.41 = 1,164.54/x
  3. Step 3: Cross multiply
    2,808.88x = 4,212.41 × 1,164.54
  4. Step 4: Simplify right side
    2,808.88x = 4,905,519.94
  5. Step 5: Solve for x
    x = 4,905,519.94/2,808.88
  6. Step 6: Final answer
    x = 1,746.43

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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.