Home / 7,524.82-11,284.44-3,142.57

Finding the Fourth Proportional to 7,524.82, 11,284.44 and 3,142.57

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Solution

The fourth proportional to 7,524.82, 11,284.44 and 3,142.57 is: 4,712.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.82 : 11,284.44 = 3,142.57 : x
  2. Step 2: Convert to fraction form
    7,524.82/11,284.44 = 3,142.57/x
  3. Step 3: Cross multiply
    7,524.82x = 11,284.44 × 3,142.57
  4. Step 4: Simplify right side
    7,524.82x = 35,462,142.61
  5. Step 5: Solve for x
    x = 35,462,142.61/7,524.82
  6. Step 6: Final answer
    x = 4,712.69

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1.5x scale

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.