Home / 6,690.17-10,027.82-3,396.49

Finding the Fourth Proportional to 6,690.17, 10,027.82 and 3,396.49

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Solution

The fourth proportional to 6,690.17, 10,027.82 and 3,396.49 is: 5,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.17 : 10,027.82 = 3,396.49 : x
  2. Step 2: Convert to fraction form
    6,690.17/10,027.82 = 3,396.49/x
  3. Step 3: Cross multiply
    6,690.17x = 10,027.82 × 3,396.49
  4. Step 4: Simplify right side
    6,690.17x = 34,059,373.77
  5. Step 5: Solve for x
    x = 34,059,373.77/6,690.17
  6. Step 6: Final answer
    x = 5,090.96

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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.