Home / 5,236.11-7,857.27-1,951.56

Finding the Fourth Proportional to 5,236.11, 7,857.27 and 1,951.56

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Solution

The fourth proportional to 5,236.11, 7,857.27 and 1,951.56 is: 2,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.11 : 7,857.27 = 1,951.56 : x
  2. Step 2: Convert to fraction form
    5,236.11/7,857.27 = 1,951.56/x
  3. Step 3: Cross multiply
    5,236.11x = 7,857.27 × 1,951.56
  4. Step 4: Simplify right side
    5,236.11x = 15,333,933.84
  5. Step 5: Solve for x
    x = 15,333,933.84/5,236.11
  6. Step 6: Final answer
    x = 2,928.50

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Double scale
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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.