Home / 3,181.26-4,765.80-2,484.66

Finding the Fourth Proportional to 3,181.26, 4,765.80 and 2,484.66

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Solution

The fourth proportional to 3,181.26, 4,765.80 and 2,484.66 is: 3,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.26 : 4,765.80 = 2,484.66 : x
  2. Step 2: Convert to fraction form
    3,181.26/4,765.80 = 2,484.66/x
  3. Step 3: Cross multiply
    3,181.26x = 4,765.80 × 2,484.66
  4. Step 4: Simplify right side
    3,181.26x = 11,841,392.63
  5. Step 5: Solve for x
    x = 11,841,392.63/3,181.26
  6. Step 6: Final answer
    x = 3,722.23

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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.