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Finding the Fourth Proportional to 8,089.66, 12,133.14 and 2,245.60

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Solution

The fourth proportional to 8,089.66, 12,133.14 and 2,245.60 is: 3,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.66 : 12,133.14 = 2,245.60 : x
  2. Step 2: Convert to fraction form
    8,089.66/12,133.14 = 2,245.60/x
  3. Step 3: Cross multiply
    8,089.66x = 12,133.14 × 2,245.60
  4. Step 4: Simplify right side
    8,089.66x = 27,246,179.18
  5. Step 5: Solve for x
    x = 27,246,179.18/8,089.66
  6. Step 6: Final answer
    x = 3,368.03

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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.