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Finding the Fourth Proportional to 7,101.03, 10,656.81 and 2,662.77

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Solution

The fourth proportional to 7,101.03, 10,656.81 and 2,662.77 is: 3,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.03 : 10,656.81 = 2,662.77 : x
  2. Step 2: Convert to fraction form
    7,101.03/10,656.81 = 2,662.77/x
  3. Step 3: Cross multiply
    7,101.03x = 10,656.81 × 2,662.77
  4. Step 4: Simplify right side
    7,101.03x = 28,376,633.96
  5. Step 5: Solve for x
    x = 28,376,633.96/7,101.03
  6. Step 6: Final answer
    x = 3,996.13

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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.