Home / 8,073.50-11,137.62-5,716.94

Finding the Fourth Proportional to 8,073.50, 11,137.62 and 5,716.94

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Solution

The fourth proportional to 8,073.50, 11,137.62 and 5,716.94 is: 7,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.50 : 11,137.62 = 5,716.94 : x
  2. Step 2: Convert to fraction form
    8,073.50/11,137.62 = 5,716.94/x
  3. Step 3: Cross multiply
    8,073.50x = 11,137.62 × 5,716.94
  4. Step 4: Simplify right side
    8,073.50x = 63,673,105.28
  5. Step 5: Solve for x
    x = 63,673,105.28/8,073.50
  6. Step 6: Final answer
    x = 7,886.68

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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.