Home / 3,297.48-4,947.54-1,983.72

Finding the Fourth Proportional to 3,297.48, 4,947.54 and 1,983.72

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Solution

The fourth proportional to 3,297.48, 4,947.54 and 1,983.72 is: 2,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.48 : 4,947.54 = 1,983.72 : x
  2. Step 2: Convert to fraction form
    3,297.48/4,947.54 = 1,983.72/x
  3. Step 3: Cross multiply
    3,297.48x = 4,947.54 × 1,983.72
  4. Step 4: Simplify right side
    3,297.48x = 9,814,534.05
  5. Step 5: Solve for x
    x = 9,814,534.05/3,297.48
  6. Step 6: Final answer
    x = 2,976.37

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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.