Home / 9,331.38-13,996.98-3,783.40

Finding the Fourth Proportional to 9,331.38, 13,996.98 and 3,783.40

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Solution

The fourth proportional to 9,331.38, 13,996.98 and 3,783.40 is: 5,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.38 : 13,996.98 = 3,783.40 : x
  2. Step 2: Convert to fraction form
    9,331.38/13,996.98 = 3,783.40/x
  3. Step 3: Cross multiply
    9,331.38x = 13,996.98 × 3,783.40
  4. Step 4: Simplify right side
    9,331.38x = 52,956,177.44
  5. Step 5: Solve for x
    x = 52,956,177.44/9,331.38
  6. Step 6: Final answer
    x = 5,675.07

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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.