Home / 6,845.49-10,272.20-3,725.82

Finding the Fourth Proportional to 6,845.49, 10,272.20 and 3,725.82

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Solution

The fourth proportional to 6,845.49, 10,272.20 and 3,725.82 is: 5,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.49 : 10,272.20 = 3,725.82 : x
  2. Step 2: Convert to fraction form
    6,845.49/10,272.20 = 3,725.82/x
  3. Step 3: Cross multiply
    6,845.49x = 10,272.20 × 3,725.82
  4. Step 4: Simplify right side
    6,845.49x = 38,272,349.57
  5. Step 5: Solve for x
    x = 38,272,349.57/6,845.49
  6. Step 6: Final answer
    x = 5,590.89

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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.