Home / 3,153.34-4,727.37-1,177.87

Finding the Fourth Proportional to 3,153.34, 4,727.37 and 1,177.87

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Solution

The fourth proportional to 3,153.34, 4,727.37 and 1,177.87 is: 1,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.34 : 4,727.37 = 1,177.87 : x
  2. Step 2: Convert to fraction form
    3,153.34/4,727.37 = 1,177.87/x
  3. Step 3: Cross multiply
    3,153.34x = 4,727.37 × 1,177.87
  4. Step 4: Simplify right side
    3,153.34x = 5,568,227.30
  5. Step 5: Solve for x
    x = 5,568,227.30/3,153.34
  6. Step 6: Final answer
    x = 1,765.82

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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.