Home / 3,643.56-5,463.96-1,177.71

Finding the Fourth Proportional to 3,643.56, 5,463.96 and 1,177.71

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Solution

The fourth proportional to 3,643.56, 5,463.96 and 1,177.71 is: 1,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.56 : 5,463.96 = 1,177.71 : x
  2. Step 2: Convert to fraction form
    3,643.56/5,463.96 = 1,177.71/x
  3. Step 3: Cross multiply
    3,643.56x = 5,463.96 × 1,177.71
  4. Step 4: Simplify right side
    3,643.56x = 6,434,960.33
  5. Step 5: Solve for x
    x = 6,434,960.33/3,643.56
  6. Step 6: Final answer
    x = 1,766.12

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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.