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Finding the Fourth Proportional to 6,768, 10,152.06 and 2,664

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Solution

The fourth proportional to 6,768, 10,152.06 and 2,664 is: 3,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768 : 10,152.06 = 2,664 : x
  2. Step 2: Convert to fraction form
    6,768/10,152.06 = 2,664/x
  3. Step 3: Cross multiply
    6,768x = 10,152.06 × 2,664
  4. Step 4: Simplify right side
    6,768x = 27,045,087.84
  5. Step 5: Solve for x
    x = 27,045,087.84/6,768
  6. Step 6: Final answer
    x = 3,996.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.