Home / 6,118.70-8,444.49-4,229.70

Finding the Fourth Proportional to 6,118.70, 8,444.49 and 4,229.70

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Solution

The fourth proportional to 6,118.70, 8,444.49 and 4,229.70 is: 5,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.70 : 8,444.49 = 4,229.70 : x
  2. Step 2: Convert to fraction form
    6,118.70/8,444.49 = 4,229.70/x
  3. Step 3: Cross multiply
    6,118.70x = 8,444.49 × 4,229.70
  4. Step 4: Simplify right side
    6,118.70x = 35,717,659.35
  5. Step 5: Solve for x
    x = 35,717,659.35/6,118.70
  6. Step 6: Final answer
    x = 5,837.46

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Half scale
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Double 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.