Home / 6,087.26-8,400.30-3,991.25

Finding the Fourth Proportional to 6,087.26, 8,400.30 and 3,991.25

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Solution

The fourth proportional to 6,087.26, 8,400.30 and 3,991.25 is: 5,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.26 : 8,400.30 = 3,991.25 : x
  2. Step 2: Convert to fraction form
    6,087.26/8,400.30 = 3,991.25/x
  3. Step 3: Cross multiply
    6,087.26x = 8,400.30 × 3,991.25
  4. Step 4: Simplify right side
    6,087.26x = 33,527,697.38
  5. Step 5: Solve for x
    x = 33,527,697.38/6,087.26
  6. Step 6: Final answer
    x = 5,507.85

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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.