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Finding the Fourth Proportional to 9,096.40, 13,644.60 and 8,002.90

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Solution

The fourth proportional to 9,096.40, 13,644.60 and 8,002.90 is: 12,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,096.40 : 13,644.60 = 8,002.90 : x
  2. Step 2: Convert to fraction form
    9,096.40/13,644.60 = 8,002.90/x
  3. Step 3: Cross multiply
    9,096.40x = 13,644.60 × 8,002.90
  4. Step 4: Simplify right side
    9,096.40x = 109,196,369.34
  5. Step 5: Solve for x
    x = 109,196,369.34/9,096.40
  6. Step 6: Final answer
    x = 12,004.35

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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.