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Finding the Fourth Proportional to 11,241.52, 15,509.84 and 6,524.88

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Solution

The fourth proportional to 11,241.52, 15,509.84 and 6,524.88 is: 9,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.52 : 15,509.84 = 6,524.88 : x
  2. Step 2: Convert to fraction form
    11,241.52/15,509.84 = 6,524.88/x
  3. Step 3: Cross multiply
    11,241.52x = 15,509.84 × 6,524.88
  4. Step 4: Simplify right side
    11,241.52x = 101,199,844.82
  5. Step 5: Solve for x
    x = 101,199,844.82/11,241.52
  6. Step 6: Final answer
    x = 9,002.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.