Home / 7,236.97-10,857.08-3,077.12

Finding the Fourth Proportional to 7,236.97, 10,857.08 and 3,077.12

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Solution

The fourth proportional to 7,236.97, 10,857.08 and 3,077.12 is: 4,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.97 : 10,857.08 = 3,077.12 : x
  2. Step 2: Convert to fraction form
    7,236.97/10,857.08 = 3,077.12/x
  3. Step 3: Cross multiply
    7,236.97x = 10,857.08 × 3,077.12
  4. Step 4: Simplify right side
    7,236.97x = 33,408,572.85
  5. Step 5: Solve for x
    x = 33,408,572.85/7,236.97
  6. Step 6: Final answer
    x = 4,616.38

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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.