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Finding the Fourth Proportional to 7,646.16, 11,469.16 and 2,452.02

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Solution

The fourth proportional to 7,646.16, 11,469.16 and 2,452.02 is: 3,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.16 : 11,469.16 = 2,452.02 : x
  2. Step 2: Convert to fraction form
    7,646.16/11,469.16 = 2,452.02/x
  3. Step 3: Cross multiply
    7,646.16x = 11,469.16 × 2,452.02
  4. Step 4: Simplify right side
    7,646.16x = 28,122,609.70
  5. Step 5: Solve for x
    x = 28,122,609.70/7,646.16
  6. Step 6: Final answer
    x = 3,678.00

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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.