Home / 3,731.00-5,149.33-2,739.02

Finding the Fourth Proportional to 3,731.00, 5,149.33 and 2,739.02

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Solution

The fourth proportional to 3,731.00, 5,149.33 and 2,739.02 is: 3,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.00 : 5,149.33 = 2,739.02 : x
  2. Step 2: Convert to fraction form
    3,731.00/5,149.33 = 2,739.02/x
  3. Step 3: Cross multiply
    3,731.00x = 5,149.33 × 2,739.02
  4. Step 4: Simplify right side
    3,731.00x = 14,104,085.26
  5. Step 5: Solve for x
    x = 14,104,085.26/3,731.00
  6. Step 6: Final answer
    x = 3,780.25

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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.