Home / 8,188.39-11,305.14-5,803.42

Finding the Fourth Proportional to 8,188.39, 11,305.14 and 5,803.42

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Solution

The fourth proportional to 8,188.39, 11,305.14 and 5,803.42 is: 8,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.39 : 11,305.14 = 5,803.42 : x
  2. Step 2: Convert to fraction form
    8,188.39/11,305.14 = 5,803.42/x
  3. Step 3: Cross multiply
    8,188.39x = 11,305.14 × 5,803.42
  4. Step 4: Simplify right side
    8,188.39x = 65,608,475.58
  5. Step 5: Solve for x
    x = 65,608,475.58/8,188.39
  6. Step 6: Final answer
    x = 8,012.38

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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.