Home / 6,231.50-8,597.12-3,993.08

Finding the Fourth Proportional to 6,231.50, 8,597.12 and 3,993.08

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Solution

The fourth proportional to 6,231.50, 8,597.12 and 3,993.08 is: 5,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.50 : 8,597.12 = 3,993.08 : x
  2. Step 2: Convert to fraction form
    6,231.50/8,597.12 = 3,993.08/x
  3. Step 3: Cross multiply
    6,231.50x = 8,597.12 × 3,993.08
  4. Step 4: Simplify right side
    6,231.50x = 34,328,987.93
  5. Step 5: Solve for x
    x = 34,328,987.93/6,231.50
  6. Step 6: Final answer
    x = 5,508.94

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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.