Home / 2,099.22-2,896.97-1,155.04

Finding the Fourth Proportional to 2,099.22, 2,896.97 and 1,155.04

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Solution

The fourth proportional to 2,099.22, 2,896.97 and 1,155.04 is: 1,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.22 : 2,896.97 = 1,155.04 : x
  2. Step 2: Convert to fraction form
    2,099.22/2,896.97 = 1,155.04/x
  3. Step 3: Cross multiply
    2,099.22x = 2,896.97 × 1,155.04
  4. Step 4: Simplify right side
    2,099.22x = 3,346,103.21
  5. Step 5: Solve for x
    x = 3,346,103.21/2,099.22
  6. Step 6: Final answer
    x = 1,593.98

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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.