Home / 9,309.42-13,963.32-2,735.28

Finding the Fourth Proportional to 9,309.42, 13,963.32 and 2,735.28

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Solution

The fourth proportional to 9,309.42, 13,963.32 and 2,735.28 is: 4,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.42 : 13,963.32 = 2,735.28 : x
  2. Step 2: Convert to fraction form
    9,309.42/13,963.32 = 2,735.28/x
  3. Step 3: Cross multiply
    9,309.42x = 13,963.32 × 2,735.28
  4. Step 4: Simplify right side
    9,309.42x = 38,193,589.93
  5. Step 5: Solve for x
    x = 38,193,589.93/9,309.42
  6. Step 6: Final answer
    x = 4,102.68

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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.