Home / 6,081.20-8,393.40-3,953.03

Finding the Fourth Proportional to 6,081.20, 8,393.40 and 3,953.03

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Solution

The fourth proportional to 6,081.20, 8,393.40 and 3,953.03 is: 5,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.20 : 8,393.40 = 3,953.03 : x
  2. Step 2: Convert to fraction form
    6,081.20/8,393.40 = 3,953.03/x
  3. Step 3: Cross multiply
    6,081.20x = 8,393.40 × 3,953.03
  4. Step 4: Simplify right side
    6,081.20x = 33,179,378.37
  5. Step 5: Solve for x
    x = 33,179,378.37/6,081.20
  6. Step 6: Final answer
    x = 5,456.06

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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.