Home / 8,716.10-12,027.97-4,940.48

Finding the Fourth Proportional to 8,716.10, 12,027.97 and 4,940.48

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Solution

The fourth proportional to 8,716.10, 12,027.97 and 4,940.48 is: 6,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.10 : 12,027.97 = 4,940.48 : x
  2. Step 2: Convert to fraction form
    8,716.10/12,027.97 = 4,940.48/x
  3. Step 3: Cross multiply
    8,716.10x = 12,027.97 × 4,940.48
  4. Step 4: Simplify right side
    8,716.10x = 59,423,981.47
  5. Step 5: Solve for x
    x = 59,423,981.47/8,716.10
  6. Step 6: Final answer
    x = 6,817.73

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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.