Home / 3,959.35-5,938.08-1,185.27

Finding the Fourth Proportional to 3,959.35, 5,938.08 and 1,185.27

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Solution

The fourth proportional to 3,959.35, 5,938.08 and 1,185.27 is: 1,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.35 : 5,938.08 = 1,185.27 : x
  2. Step 2: Convert to fraction form
    3,959.35/5,938.08 = 1,185.27/x
  3. Step 3: Cross multiply
    3,959.35x = 5,938.08 × 1,185.27
  4. Step 4: Simplify right side
    3,959.35x = 7,038,244.42
  5. Step 5: Solve for x
    x = 7,038,244.42/3,959.35
  6. Step 6: Final answer
    x = 1,777.63

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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.