Home / 2,796.22-3,858.45-1,537.07

Finding the Fourth Proportional to 2,796.22, 3,858.45 and 1,537.07

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Solution

The fourth proportional to 2,796.22, 3,858.45 and 1,537.07 is: 2,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.22 : 3,858.45 = 1,537.07 : x
  2. Step 2: Convert to fraction form
    2,796.22/3,858.45 = 1,537.07/x
  3. Step 3: Cross multiply
    2,796.22x = 3,858.45 × 1,537.07
  4. Step 4: Simplify right side
    2,796.22x = 5,930,682.69
  5. Step 5: Solve for x
    x = 5,930,682.69/2,796.22
  6. Step 6: Final answer
    x = 2,120.97

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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.