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Finding the Fourth Proportional to 7,793.03, 11,689.68 and 2,528.01

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Solution

The fourth proportional to 7,793.03, 11,689.68 and 2,528.01 is: 3,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.03 : 11,689.68 = 2,528.01 : x
  2. Step 2: Convert to fraction form
    7,793.03/11,689.68 = 2,528.01/x
  3. Step 3: Cross multiply
    7,793.03x = 11,689.68 × 2,528.01
  4. Step 4: Simplify right side
    7,793.03x = 29,551,627.94
  5. Step 5: Solve for x
    x = 29,551,627.94/7,793.03
  6. Step 6: Final answer
    x = 3,792.06

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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.