Home / 9,383.28-14,076.44-3,540.40

Finding the Fourth Proportional to 9,383.28, 14,076.44 and 3,540.40

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Solution

The fourth proportional to 9,383.28, 14,076.44 and 3,540.40 is: 5,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.28 : 14,076.44 = 3,540.40 : x
  2. Step 2: Convert to fraction form
    9,383.28/14,076.44 = 3,540.40/x
  3. Step 3: Cross multiply
    9,383.28x = 14,076.44 × 3,540.40
  4. Step 4: Simplify right side
    9,383.28x = 49,836,228.18
  5. Step 5: Solve for x
    x = 49,836,228.18/9,383.28
  6. Step 6: Final answer
    x = 5,311.17

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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.