Home / 3,774.83-5,209.89-2,202.92

Finding the Fourth Proportional to 3,774.83, 5,209.89 and 2,202.92

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Solution

The fourth proportional to 3,774.83, 5,209.89 and 2,202.92 is: 3,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.83 : 5,209.89 = 2,202.92 : x
  2. Step 2: Convert to fraction form
    3,774.83/5,209.89 = 2,202.92/x
  3. Step 3: Cross multiply
    3,774.83x = 5,209.89 × 2,202.92
  4. Step 4: Simplify right side
    3,774.83x = 11,476,959.86
  5. Step 5: Solve for x
    x = 11,476,959.86/3,774.83
  6. Step 6: Final answer
    x = 3,040.39

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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.