Home / 3,945.04-5,916.52-1,170.97

Finding the Fourth Proportional to 3,945.04, 5,916.52 and 1,170.97

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Solution

The fourth proportional to 3,945.04, 5,916.52 and 1,170.97 is: 1,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945.04 : 5,916.52 = 1,170.97 : x
  2. Step 2: Convert to fraction form
    3,945.04/5,916.52 = 1,170.97/x
  3. Step 3: Cross multiply
    3,945.04x = 5,916.52 × 1,170.97
  4. Step 4: Simplify right side
    3,945.04x = 6,928,067.42
  5. Step 5: Solve for x
    x = 6,928,067.42/3,945.04
  6. Step 6: Final answer
    x = 1,756.15

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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.