Home / 3,971.83-5,959.38-1,376.59

Finding the Fourth Proportional to 3,971.83, 5,959.38 and 1,376.59

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Solution

The fourth proportional to 3,971.83, 5,959.38 and 1,376.59 is: 2,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.83 : 5,959.38 = 1,376.59 : x
  2. Step 2: Convert to fraction form
    3,971.83/5,959.38 = 1,376.59/x
  3. Step 3: Cross multiply
    3,971.83x = 5,959.38 × 1,376.59
  4. Step 4: Simplify right side
    3,971.83x = 8,203,622.91
  5. Step 5: Solve for x
    x = 8,203,622.91/3,971.83
  6. Step 6: Final answer
    x = 2,065.45

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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.