Home / 6,427.78-9,635.64-2,265.46

Finding the Fourth Proportional to 6,427.78, 9,635.64 and 2,265.46

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Solution

The fourth proportional to 6,427.78, 9,635.64 and 2,265.46 is: 3,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.78 : 9,635.64 = 2,265.46 : x
  2. Step 2: Convert to fraction form
    6,427.78/9,635.64 = 2,265.46/x
  3. Step 3: Cross multiply
    6,427.78x = 9,635.64 × 2,265.46
  4. Step 4: Simplify right side
    6,427.78x = 21,829,156.99
  5. Step 5: Solve for x
    x = 21,829,156.99/6,427.78
  6. Step 6: Final answer
    x = 3,396.06

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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.