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Finding the Fourth Proportional to 9,270.14, 13,905.21 and 2,344.64

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Solution

The fourth proportional to 9,270.14, 13,905.21 and 2,344.64 is: 3,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.14 : 13,905.21 = 2,344.64 : x
  2. Step 2: Convert to fraction form
    9,270.14/13,905.21 = 2,344.64/x
  3. Step 3: Cross multiply
    9,270.14x = 13,905.21 × 2,344.64
  4. Step 4: Simplify right side
    9,270.14x = 32,602,711.57
  5. Step 5: Solve for x
    x = 32,602,711.57/9,270.14
  6. Step 6: Final answer
    x = 3,516.96

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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.