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Finding the Fourth Proportional to 11,652.48, 17,470.44 and 3,752.55

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Solution

The fourth proportional to 11,652.48, 17,470.44 and 3,752.55 is: 5,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.48 : 17,470.44 = 3,752.55 : x
  2. Step 2: Convert to fraction form
    11,652.48/17,470.44 = 3,752.55/x
  3. Step 3: Cross multiply
    11,652.48x = 17,470.44 × 3,752.55
  4. Step 4: Simplify right side
    11,652.48x = 65,558,699.62
  5. Step 5: Solve for x
    x = 65,558,699.62/11,652.48
  6. Step 6: Final answer
    x = 5,626.16

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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.