Home / 6,121.08-8,444.66-3,995.93

Finding the Fourth Proportional to 6,121.08, 8,444.66 and 3,995.93

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Solution

The fourth proportional to 6,121.08, 8,444.66 and 3,995.93 is: 5,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.08 : 8,444.66 = 3,995.93 : x
  2. Step 2: Convert to fraction form
    6,121.08/8,444.66 = 3,995.93/x
  3. Step 3: Cross multiply
    6,121.08x = 8,444.66 × 3,995.93
  4. Step 4: Simplify right side
    6,121.08x = 33,744,217.93
  5. Step 5: Solve for x
    x = 33,744,217.93/6,121.08
  6. Step 6: Final answer
    x = 5,512.79

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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.