Home / 5,318.37-7,963.56-3,749.90

Finding the Fourth Proportional to 5,318.37, 7,963.56 and 3,749.90

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Solution

The fourth proportional to 5,318.37, 7,963.56 and 3,749.90 is: 5,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.37 : 7,963.56 = 3,749.90 : x
  2. Step 2: Convert to fraction form
    5,318.37/7,963.56 = 3,749.90/x
  3. Step 3: Cross multiply
    5,318.37x = 7,963.56 × 3,749.90
  4. Step 4: Simplify right side
    5,318.37x = 29,862,513.83
  5. Step 5: Solve for x
    x = 29,862,513.83/5,318.37
  6. Step 6: Final answer
    x = 5,614.97

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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.