Home / 3,366.52-5,048.46-1,418.20

Finding the Fourth Proportional to 3,366.52, 5,048.46 and 1,418.20

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Solution

The fourth proportional to 3,366.52, 5,048.46 and 1,418.20 is: 2,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.52 : 5,048.46 = 1,418.20 : x
  2. Step 2: Convert to fraction form
    3,366.52/5,048.46 = 1,418.20/x
  3. Step 3: Cross multiply
    3,366.52x = 5,048.46 × 1,418.20
  4. Step 4: Simplify right side
    3,366.52x = 7,159,725.97
  5. Step 5: Solve for x
    x = 7,159,725.97/3,366.52
  6. Step 6: Final answer
    x = 2,126.74

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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.