Home / 7,664.17-11,496.30-2,734.60

Finding the Fourth Proportional to 7,664.17, 11,496.30 and 2,734.60

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Solution

The fourth proportional to 7,664.17, 11,496.30 and 2,734.60 is: 4,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.17 : 11,496.30 = 2,734.60 : x
  2. Step 2: Convert to fraction form
    7,664.17/11,496.30 = 2,734.60/x
  3. Step 3: Cross multiply
    7,664.17x = 11,496.30 × 2,734.60
  4. Step 4: Simplify right side
    7,664.17x = 31,437,781.98
  5. Step 5: Solve for x
    x = 31,437,781.98/7,664.17
  6. Step 6: Final answer
    x = 4,101.92

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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.