Home / 5,512.11-7,606.68-2,994.20

Finding the Fourth Proportional to 5,512.11, 7,606.68 and 2,994.20

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Solution

The fourth proportional to 5,512.11, 7,606.68 and 2,994.20 is: 4,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.11 : 7,606.68 = 2,994.20 : x
  2. Step 2: Convert to fraction form
    5,512.11/7,606.68 = 2,994.20/x
  3. Step 3: Cross multiply
    5,512.11x = 7,606.68 × 2,994.20
  4. Step 4: Simplify right side
    5,512.11x = 22,775,917.36
  5. Step 5: Solve for x
    x = 22,775,917.36/5,512.11
  6. Step 6: Final answer
    x = 4,131.98

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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.