Home / 8,229.40-11,353.58-5,246.58

Finding the Fourth Proportional to 8,229.40, 11,353.58 and 5,246.58

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Solution

The fourth proportional to 8,229.40, 11,353.58 and 5,246.58 is: 7,238.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.40 : 11,353.58 = 5,246.58 : x
  2. Step 2: Convert to fraction form
    8,229.40/11,353.58 = 5,246.58/x
  3. Step 3: Cross multiply
    8,229.40x = 11,353.58 × 5,246.58
  4. Step 4: Simplify right side
    8,229.40x = 59,567,465.76
  5. Step 5: Solve for x
    x = 59,567,465.76/8,229.40
  6. Step 6: Final answer
    x = 7,238.37

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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.