Home / 3,886.72-5,833.45-2,039.14

Finding the Fourth Proportional to 3,886.72, 5,833.45 and 2,039.14

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Solution

The fourth proportional to 3,886.72, 5,833.45 and 2,039.14 is: 3,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.72 : 5,833.45 = 2,039.14 : x
  2. Step 2: Convert to fraction form
    3,886.72/5,833.45 = 2,039.14/x
  3. Step 3: Cross multiply
    3,886.72x = 5,833.45 × 2,039.14
  4. Step 4: Simplify right side
    3,886.72x = 11,895,231.07
  5. Step 5: Solve for x
    x = 11,895,231.07/3,886.72
  6. Step 6: Final answer
    x = 3,060.48

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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.