Home / 3,616.32-4,989.96-2,200.44

Finding the Fourth Proportional to 3,616.32, 4,989.96 and 2,200.44

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Solution

The fourth proportional to 3,616.32, 4,989.96 and 2,200.44 is: 3,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.32 : 4,989.96 = 2,200.44 : x
  2. Step 2: Convert to fraction form
    3,616.32/4,989.96 = 2,200.44/x
  3. Step 3: Cross multiply
    3,616.32x = 4,989.96 × 2,200.44
  4. Step 4: Simplify right side
    3,616.32x = 10,980,107.58
  5. Step 5: Solve for x
    x = 10,980,107.58/3,616.32
  6. Step 6: Final answer
    x = 3,036.27

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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.