Home / 3,366.10-5,049.35-1,418.45

Finding the Fourth Proportional to 3,366.10, 5,049.35 and 1,418.45

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Solution

The fourth proportional to 3,366.10, 5,049.35 and 1,418.45 is: 2,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.10 : 5,049.35 = 1,418.45 : x
  2. Step 2: Convert to fraction form
    3,366.10/5,049.35 = 1,418.45/x
  3. Step 3: Cross multiply
    3,366.10x = 5,049.35 × 1,418.45
  4. Step 4: Simplify right side
    3,366.10x = 7,162,266.68
  5. Step 5: Solve for x
    x = 7,162,266.68/3,366.10
  6. Step 6: Final answer
    x = 2,127.77

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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.