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Finding the Fourth Proportional to 11,535.52, 17,303.40 and 3,744.40

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Solution

The fourth proportional to 11,535.52, 17,303.40 and 3,744.40 is: 5,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.52 : 17,303.40 = 3,744.40 : x
  2. Step 2: Convert to fraction form
    11,535.52/17,303.40 = 3,744.40/x
  3. Step 3: Cross multiply
    11,535.52x = 17,303.40 × 3,744.40
  4. Step 4: Simplify right side
    11,535.52x = 64,790,850.96
  5. Step 5: Solve for x
    x = 64,790,850.96/11,535.52
  6. Step 6: Final answer
    x = 5,616.64

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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.