Home / 7,826.43-11,739.66-1,983.04

Finding the Fourth Proportional to 7,826.43, 11,739.66 and 1,983.04

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Solution

The fourth proportional to 7,826.43, 11,739.66 and 1,983.04 is: 2,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.43 : 11,739.66 = 1,983.04 : x
  2. Step 2: Convert to fraction form
    7,826.43/11,739.66 = 1,983.04/x
  3. Step 3: Cross multiply
    7,826.43x = 11,739.66 × 1,983.04
  4. Step 4: Simplify right side
    7,826.43x = 23,280,215.37
  5. Step 5: Solve for x
    x = 23,280,215.37/7,826.43
  6. Step 6: Final answer
    x = 2,974.56

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Similar ratio
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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.