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Finding the Fourth Proportional to 8,045.67, 12,069.14 and 2,202.13

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Solution

The fourth proportional to 8,045.67, 12,069.14 and 2,202.13 is: 3,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.67 : 12,069.14 = 2,202.13 : x
  2. Step 2: Convert to fraction form
    8,045.67/12,069.14 = 2,202.13/x
  3. Step 3: Cross multiply
    8,045.67x = 12,069.14 × 2,202.13
  4. Step 4: Simplify right side
    8,045.67x = 26,577,815.27
  5. Step 5: Solve for x
    x = 26,577,815.27/8,045.67
  6. Step 6: Final answer
    x = 3,303.37

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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.