Home / 6,680.78-10,027.29-3,396.14

Finding the Fourth Proportional to 6,680.78, 10,027.29 and 3,396.14

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Solution

The fourth proportional to 6,680.78, 10,027.29 and 3,396.14 is: 5,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.78 : 10,027.29 = 3,396.14 : x
  2. Step 2: Convert to fraction form
    6,680.78/10,027.29 = 3,396.14/x
  3. Step 3: Cross multiply
    6,680.78x = 10,027.29 × 3,396.14
  4. Step 4: Simplify right side
    6,680.78x = 34,054,080.66
  5. Step 5: Solve for x
    x = 34,054,080.66/6,680.78
  6. Step 6: Final answer
    x = 5,097.32

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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.