Home / 6,142.53-9,206.51-3,540.09

Finding the Fourth Proportional to 6,142.53, 9,206.51 and 3,540.09

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Solution

The fourth proportional to 6,142.53, 9,206.51 and 3,540.09 is: 5,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.53 : 9,206.51 = 3,540.09 : x
  2. Step 2: Convert to fraction form
    6,142.53/9,206.51 = 3,540.09/x
  3. Step 3: Cross multiply
    6,142.53x = 9,206.51 × 3,540.09
  4. Step 4: Simplify right side
    6,142.53x = 32,591,856.29
  5. Step 5: Solve for x
    x = 32,591,856.29/6,142.53
  6. Step 6: Final answer
    x = 5,305.93

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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.