Home / 6,079.88-8,390.32-3,427.22

Finding the Fourth Proportional to 6,079.88, 8,390.32 and 3,427.22

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Solution

The fourth proportional to 6,079.88, 8,390.32 and 3,427.22 is: 4,729.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.88 : 8,390.32 = 3,427.22 : x
  2. Step 2: Convert to fraction form
    6,079.88/8,390.32 = 3,427.22/x
  3. Step 3: Cross multiply
    6,079.88x = 8,390.32 × 3,427.22
  4. Step 4: Simplify right side
    6,079.88x = 28,755,472.51
  5. Step 5: Solve for x
    x = 28,755,472.51/6,079.88
  6. Step 6: Final answer
    x = 4,729.61

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Half scale
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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.