Home / 2,673.36-3,691.44-2,271.04

Finding the Fourth Proportional to 2,673.36, 3,691.44 and 2,271.04

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Solution

The fourth proportional to 2,673.36, 3,691.44 and 2,271.04 is: 3,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.36 : 3,691.44 = 2,271.04 : x
  2. Step 2: Convert to fraction form
    2,673.36/3,691.44 = 2,271.04/x
  3. Step 3: Cross multiply
    2,673.36x = 3,691.44 × 2,271.04
  4. Step 4: Simplify right side
    2,673.36x = 8,383,407.90
  5. Step 5: Solve for x
    x = 8,383,407.90/2,673.36
  6. Step 6: Final answer
    x = 3,135.91

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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.