Home / 3,893.33-5,372.93-2,125.04

Finding the Fourth Proportional to 3,893.33, 5,372.93 and 2,125.04

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Solution

The fourth proportional to 3,893.33, 5,372.93 and 2,125.04 is: 2,932.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.33 : 5,372.93 = 2,125.04 : x
  2. Step 2: Convert to fraction form
    3,893.33/5,372.93 = 2,125.04/x
  3. Step 3: Cross multiply
    3,893.33x = 5,372.93 × 2,125.04
  4. Step 4: Simplify right side
    3,893.33x = 11,417,691.17
  5. Step 5: Solve for x
    x = 11,417,691.17/3,893.33
  6. Step 6: Final answer
    x = 2,932.63

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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.