Home / 6,945.57-9,585.09-3,801.96

Finding the Fourth Proportional to 6,945.57, 9,585.09 and 3,801.96

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Solution

The fourth proportional to 6,945.57, 9,585.09 and 3,801.96 is: 5,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.57 : 9,585.09 = 3,801.96 : x
  2. Step 2: Convert to fraction form
    6,945.57/9,585.09 = 3,801.96/x
  3. Step 3: Cross multiply
    6,945.57x = 9,585.09 × 3,801.96
  4. Step 4: Simplify right side
    6,945.57x = 36,442,128.78
  5. Step 5: Solve for x
    x = 36,442,128.78/6,945.57
  6. Step 6: Final answer
    x = 5,246.82

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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.