Home / 2,163.10-2,984.97-1,323.94

Finding the Fourth Proportional to 2,163.10, 2,984.97 and 1,323.94

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Solution

The fourth proportional to 2,163.10, 2,984.97 and 1,323.94 is: 1,826.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.10 : 2,984.97 = 1,323.94 : x
  2. Step 2: Convert to fraction form
    2,163.10/2,984.97 = 1,323.94/x
  3. Step 3: Cross multiply
    2,163.10x = 2,984.97 × 1,323.94
  4. Step 4: Simplify right side
    2,163.10x = 3,951,921.18
  5. Step 5: Solve for x
    x = 3,951,921.18/2,163.10
  6. Step 6: Final answer
    x = 1,826.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.