Home / 6,185.52-9,278.28-5,086.55

Finding the Fourth Proportional to 6,185.52, 9,278.28 and 5,086.55

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Solution

The fourth proportional to 6,185.52, 9,278.28 and 5,086.55 is: 7,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.52 : 9,278.28 = 5,086.55 : x
  2. Step 2: Convert to fraction form
    6,185.52/9,278.28 = 5,086.55/x
  3. Step 3: Cross multiply
    6,185.52x = 9,278.28 × 5,086.55
  4. Step 4: Simplify right side
    6,185.52x = 47,194,458.33
  5. Step 5: Solve for x
    x = 47,194,458.33/6,185.52
  6. Step 6: Final answer
    x = 7,629.83

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.