Home / 3,177.07-4,767.40-2,481.79

Finding the Fourth Proportional to 3,177.07, 4,767.40 and 2,481.79

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Solution

The fourth proportional to 3,177.07, 4,767.40 and 2,481.79 is: 3,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.07 : 4,767.40 = 2,481.79 : x
  2. Step 2: Convert to fraction form
    3,177.07/4,767.40 = 2,481.79/x
  3. Step 3: Cross multiply
    3,177.07x = 4,767.40 × 2,481.79
  4. Step 4: Simplify right side
    3,177.07x = 11,831,661.32
  5. Step 5: Solve for x
    x = 11,831,661.32/3,177.07
  6. Step 6: Final answer
    x = 3,724.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.