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Finding the Fourth Proportional to 7,662.16, 11,495.16 and 2,468.56

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Solution

The fourth proportional to 7,662.16, 11,495.16 and 2,468.56 is: 3,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.16 : 11,495.16 = 2,468.56 : x
  2. Step 2: Convert to fraction form
    7,662.16/11,495.16 = 2,468.56/x
  3. Step 3: Cross multiply
    7,662.16x = 11,495.16 × 2,468.56
  4. Step 4: Simplify right side
    7,662.16x = 28,376,492.17
  5. Step 5: Solve for x
    x = 28,376,492.17/7,662.16
  6. Step 6: Final answer
    x = 3,703.46

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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.