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Finding the Fourth Proportional to 8,144.99, 12,205.18 and 6,055.19

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Solution

The fourth proportional to 8,144.99, 12,205.18 and 6,055.19 is: 9,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.99 : 12,205.18 = 6,055.19 : x
  2. Step 2: Convert to fraction form
    8,144.99/12,205.18 = 6,055.19/x
  3. Step 3: Cross multiply
    8,144.99x = 12,205.18 × 6,055.19
  4. Step 4: Simplify right side
    8,144.99x = 73,904,592.58
  5. Step 5: Solve for x
    x = 73,904,592.58/8,144.99
  6. Step 6: Final answer
    x = 9,073.63

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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.