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Finding the Fourth Proportional to 8,100.46, 12,154.02 and 4,398.22

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Solution

The fourth proportional to 8,100.46, 12,154.02 and 4,398.22 is: 6,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.46 : 12,154.02 = 4,398.22 : x
  2. Step 2: Convert to fraction form
    8,100.46/12,154.02 = 4,398.22/x
  3. Step 3: Cross multiply
    8,100.46x = 12,154.02 × 4,398.22
  4. Step 4: Simplify right side
    8,100.46x = 53,456,053.84
  5. Step 5: Solve for x
    x = 53,456,053.84/8,100.46
  6. Step 6: Final answer
    x = 6,599.14

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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.