Home / 6,845.28-10,270.08-2,687.04

Finding the Fourth Proportional to 6,845.28, 10,270.08 and 2,687.04

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Solution

The fourth proportional to 6,845.28, 10,270.08 and 2,687.04 is: 4,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.28 : 10,270.08 = 2,687.04 : x
  2. Step 2: Convert to fraction form
    6,845.28/10,270.08 = 2,687.04/x
  3. Step 3: Cross multiply
    6,845.28x = 10,270.08 × 2,687.04
  4. Step 4: Simplify right side
    6,845.28x = 27,596,115.76
  5. Step 5: Solve for x
    x = 27,596,115.76/6,845.28
  6. Step 6: Final answer
    x = 4,031.41

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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.