Home / 6,736.16-10,104.40-3,807.20

Finding the Fourth Proportional to 6,736.16, 10,104.40 and 3,807.20

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Solution

The fourth proportional to 6,736.16, 10,104.40 and 3,807.20 is: 5,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.16 : 10,104.40 = 3,807.20 : x
  2. Step 2: Convert to fraction form
    6,736.16/10,104.40 = 3,807.20/x
  3. Step 3: Cross multiply
    6,736.16x = 10,104.40 × 3,807.20
  4. Step 4: Simplify right side
    6,736.16x = 38,469,471.68
  5. Step 5: Solve for x
    x = 38,469,471.68/6,736.16
  6. Step 6: Final answer
    x = 5,710.89

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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.