Home / 11,774.06-16,233.44-8,624.78

Finding the Fourth Proportional to 11,774.06, 16,233.44 and 8,624.78

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Solution

The fourth proportional to 11,774.06, 16,233.44 and 8,624.78 is: 11,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.06 : 16,233.44 = 8,624.78 : x
  2. Step 2: Convert to fraction form
    11,774.06/16,233.44 = 8,624.78/x
  3. Step 3: Cross multiply
    11,774.06x = 16,233.44 × 8,624.78
  4. Step 4: Simplify right side
    11,774.06x = 140,009,848.64
  5. Step 5: Solve for x
    x = 140,009,848.64/11,774.06
  6. Step 6: Final answer
    x = 11,891.38

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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.