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Finding the Fourth Proportional to 7,462.16, 11,193.48 and 2,268

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Solution

The fourth proportional to 7,462.16, 11,193.48 and 2,268 is: 3,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.16 : 11,193.48 = 2,268 : x
  2. Step 2: Convert to fraction form
    7,462.16/11,193.48 = 2,268/x
  3. Step 3: Cross multiply
    7,462.16x = 11,193.48 × 2,268
  4. Step 4: Simplify right side
    7,462.16x = 25,386,812.64
  5. Step 5: Solve for x
    x = 25,386,812.64/7,462.16
  6. Step 6: Final answer
    x = 3,402.07

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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.