Home / 3,772.36-5,206.14-2,200.12

Finding the Fourth Proportional to 3,772.36, 5,206.14 and 2,200.12

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Solution

The fourth proportional to 3,772.36, 5,206.14 and 2,200.12 is: 3,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.36 : 5,206.14 = 2,200.12 : x
  2. Step 2: Convert to fraction form
    3,772.36/5,206.14 = 2,200.12/x
  3. Step 3: Cross multiply
    3,772.36x = 5,206.14 × 2,200.12
  4. Step 4: Simplify right side
    3,772.36x = 11,454,132.74
  5. Step 5: Solve for x
    x = 11,454,132.74/3,772.36
  6. Step 6: Final answer
    x = 3,036.33

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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.