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Finding the Fourth Proportional to 11,572.62, 17,359.62 and 3,253.29

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Solution

The fourth proportional to 11,572.62, 17,359.62 and 3,253.29 is: 4,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.62 : 17,359.62 = 3,253.29 : x
  2. Step 2: Convert to fraction form
    11,572.62/17,359.62 = 3,253.29/x
  3. Step 3: Cross multiply
    11,572.62x = 17,359.62 × 3,253.29
  4. Step 4: Simplify right side
    11,572.62x = 56,475,878.15
  5. Step 5: Solve for x
    x = 56,475,878.15/11,572.62
  6. Step 6: Final answer
    x = 4,880.13

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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.