Home / 8,150.55-11,244.18-6,258.79

Finding the Fourth Proportional to 8,150.55, 11,244.18 and 6,258.79

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Solution

The fourth proportional to 8,150.55, 11,244.18 and 6,258.79 is: 8,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.55 : 11,244.18 = 6,258.79 : x
  2. Step 2: Convert to fraction form
    8,150.55/11,244.18 = 6,258.79/x
  3. Step 3: Cross multiply
    8,150.55x = 11,244.18 × 6,258.79
  4. Step 4: Simplify right side
    8,150.55x = 70,374,961.34
  5. Step 5: Solve for x
    x = 70,374,961.34/8,150.55
  6. Step 6: Final answer
    x = 8,634.38

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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.