Home / 6,086.90-8,397.68-3,993.86

Finding the Fourth Proportional to 6,086.90, 8,397.68 and 3,993.86

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Solution

The fourth proportional to 6,086.90, 8,397.68 and 3,993.86 is: 5,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.90 : 8,397.68 = 3,993.86 : x
  2. Step 2: Convert to fraction form
    6,086.90/8,397.68 = 3,993.86/x
  3. Step 3: Cross multiply
    6,086.90x = 8,397.68 × 3,993.86
  4. Step 4: Simplify right side
    6,086.90x = 33,539,158.24
  5. Step 5: Solve for x
    x = 33,539,158.24/6,086.90
  6. Step 6: Final answer
    x = 5,510.06

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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.