Home / 5,027.76-6,939.91-3,540.04

Finding the Fourth Proportional to 5,027.76, 6,939.91 and 3,540.04

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Solution

The fourth proportional to 5,027.76, 6,939.91 and 3,540.04 is: 4,886.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.76 : 6,939.91 = 3,540.04 : x
  2. Step 2: Convert to fraction form
    5,027.76/6,939.91 = 3,540.04/x
  3. Step 3: Cross multiply
    5,027.76x = 6,939.91 × 3,540.04
  4. Step 4: Simplify right side
    5,027.76x = 24,567,523.97
  5. Step 5: Solve for x
    x = 24,567,523.97/5,027.76
  6. Step 6: Final answer
    x = 4,886.37

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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.