Home / 4,267.49-6,403.46-1,634.78

Finding the Fourth Proportional to 4,267.49, 6,403.46 and 1,634.78

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Solution

The fourth proportional to 4,267.49, 6,403.46 and 1,634.78 is: 2,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.49 : 6,403.46 = 1,634.78 : x
  2. Step 2: Convert to fraction form
    4,267.49/6,403.46 = 1,634.78/x
  3. Step 3: Cross multiply
    4,267.49x = 6,403.46 × 1,634.78
  4. Step 4: Simplify right side
    4,267.49x = 10,468,256.17
  5. Step 5: Solve for x
    x = 10,468,256.17/4,267.49
  6. Step 6: Final answer
    x = 2,453.03

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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.