Home / 3,555.52-4,905.25-2,226.91

Finding the Fourth Proportional to 3,555.52, 4,905.25 and 2,226.91

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Solution

The fourth proportional to 3,555.52, 4,905.25 and 2,226.91 is: 3,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.52 : 4,905.25 = 2,226.91 : x
  2. Step 2: Convert to fraction form
    3,555.52/4,905.25 = 2,226.91/x
  3. Step 3: Cross multiply
    3,555.52x = 4,905.25 × 2,226.91
  4. Step 4: Simplify right side
    3,555.52x = 10,923,550.28
  5. Step 5: Solve for x
    x = 10,923,550.28/3,555.52
  6. Step 6: Final answer
    x = 3,072.28

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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.