Home / 3,310.56-4,964.17-1,118.60

Finding the Fourth Proportional to 3,310.56, 4,964.17 and 1,118.60

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Solution

The fourth proportional to 3,310.56, 4,964.17 and 1,118.60 is: 1,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.56 : 4,964.17 = 1,118.60 : x
  2. Step 2: Convert to fraction form
    3,310.56/4,964.17 = 1,118.60/x
  3. Step 3: Cross multiply
    3,310.56x = 4,964.17 × 1,118.60
  4. Step 4: Simplify right side
    3,310.56x = 5,552,920.56
  5. Step 5: Solve for x
    x = 5,552,920.56/3,310.56
  6. Step 6: Final answer
    x = 1,677.34

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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.