Home / 5,938.11-8,179.38-4,992.84

Finding the Fourth Proportional to 5,938.11, 8,179.38 and 4,992.84

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Solution

The fourth proportional to 5,938.11, 8,179.38 and 4,992.84 is: 6,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.11 : 8,179.38 = 4,992.84 : x
  2. Step 2: Convert to fraction form
    5,938.11/8,179.38 = 4,992.84/x
  3. Step 3: Cross multiply
    5,938.11x = 8,179.38 × 4,992.84
  4. Step 4: Simplify right side
    5,938.11x = 40,838,335.64
  5. Step 5: Solve for x
    x = 40,838,335.64/5,938.11
  6. Step 6: Final answer
    x = 6,877.33

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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.