Home / 5,236.56-7,850.16-1,947.36

Finding the Fourth Proportional to 5,236.56, 7,850.16 and 1,947.36

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Solution

The fourth proportional to 5,236.56, 7,850.16 and 1,947.36 is: 2,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.56 : 7,850.16 = 1,947.36 : x
  2. Step 2: Convert to fraction form
    5,236.56/7,850.16 = 1,947.36/x
  3. Step 3: Cross multiply
    5,236.56x = 7,850.16 × 1,947.36
  4. Step 4: Simplify right side
    5,236.56x = 15,287,087.58
  5. Step 5: Solve for x
    x = 15,287,087.58/5,236.56
  6. Step 6: Final answer
    x = 2,919.30

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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.