Home / 8,512.11-11,744.97-4,974.63

Finding the Fourth Proportional to 8,512.11, 11,744.97 and 4,974.63

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Solution

The fourth proportional to 8,512.11, 11,744.97 and 4,974.63 is: 6,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.11 : 11,744.97 = 4,974.63 : x
  2. Step 2: Convert to fraction form
    8,512.11/11,744.97 = 4,974.63/x
  3. Step 3: Cross multiply
    8,512.11x = 11,744.97 × 4,974.63
  4. Step 4: Simplify right side
    8,512.11x = 58,426,880.11
  5. Step 5: Solve for x
    x = 58,426,880.11/8,512.11
  6. Step 6: Final answer
    x = 6,863.97

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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.