Home / 6,945.51-9,584.82-3,801.90

Finding the Fourth Proportional to 6,945.51, 9,584.82 and 3,801.90

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Solution

The fourth proportional to 6,945.51, 9,584.82 and 3,801.90 is: 5,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.51 : 9,584.82 = 3,801.90 : x
  2. Step 2: Convert to fraction form
    6,945.51/9,584.82 = 3,801.90/x
  3. Step 3: Cross multiply
    6,945.51x = 9,584.82 × 3,801.90
  4. Step 4: Simplify right side
    6,945.51x = 36,440,527.16
  5. Step 5: Solve for x
    x = 36,440,527.16/6,945.51
  6. Step 6: Final answer
    x = 5,246.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.