Home / 3,774.22-5,206.77-2,201.38

Finding the Fourth Proportional to 3,774.22, 5,206.77 and 2,201.38

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Solution

The fourth proportional to 3,774.22, 5,206.77 and 2,201.38 is: 3,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.22 : 5,206.77 = 2,201.38 : x
  2. Step 2: Convert to fraction form
    3,774.22/5,206.77 = 2,201.38/x
  3. Step 3: Cross multiply
    3,774.22x = 5,206.77 × 2,201.38
  4. Step 4: Simplify right side
    3,774.22x = 11,462,079.34
  5. Step 5: Solve for x
    x = 11,462,079.34/3,774.22
  6. Step 6: Final answer
    x = 3,036.94

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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.