Home / 3,727.35-5,591.73-1,228.68

Finding the Fourth Proportional to 3,727.35, 5,591.73 and 1,228.68

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Solution

The fourth proportional to 3,727.35, 5,591.73 and 1,228.68 is: 1,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.35 : 5,591.73 = 1,228.68 : x
  2. Step 2: Convert to fraction form
    3,727.35/5,591.73 = 1,228.68/x
  3. Step 3: Cross multiply
    3,727.35x = 5,591.73 × 1,228.68
  4. Step 4: Simplify right side
    3,727.35x = 6,870,446.82
  5. Step 5: Solve for x
    x = 6,870,446.82/3,727.35
  6. Step 6: Final answer
    x = 1,843.25

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1.5x scale

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.