Home / 11,784.04-16,277.70-8,258.92

Finding the Fourth Proportional to 11,784.04, 16,277.70 and 8,258.92

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Solution

The fourth proportional to 11,784.04, 16,277.70 and 8,258.92 is: 11,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.04 : 16,277.70 = 8,258.92 : x
  2. Step 2: Convert to fraction form
    11,784.04/16,277.70 = 8,258.92/x
  3. Step 3: Cross multiply
    11,784.04x = 16,277.70 × 8,258.92
  4. Step 4: Simplify right side
    11,784.04x = 134,436,222.08
  5. Step 5: Solve for x
    x = 134,436,222.08/11,784.04
  6. Step 6: Final answer
    x = 11,408.33

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.