Home / 3,378.61-4,662.04-2,201.27

Finding the Fourth Proportional to 3,378.61, 4,662.04 and 2,201.27

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Solution

The fourth proportional to 3,378.61, 4,662.04 and 2,201.27 is: 3,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.61 : 4,662.04 = 2,201.27 : x
  2. Step 2: Convert to fraction form
    3,378.61/4,662.04 = 2,201.27/x
  3. Step 3: Cross multiply
    3,378.61x = 4,662.04 × 2,201.27
  4. Step 4: Simplify right side
    3,378.61x = 10,262,397.78
  5. Step 5: Solve for x
    x = 10,262,397.78/3,378.61
  6. Step 6: Final answer
    x = 3,037.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.