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Finding the Fourth Proportional to 12,562.77, 18,843.66 and 3,797.43

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Solution

The fourth proportional to 12,562.77, 18,843.66 and 3,797.43 is: 5,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.77 : 18,843.66 = 3,797.43 : x
  2. Step 2: Convert to fraction form
    12,562.77/18,843.66 = 3,797.43/x
  3. Step 3: Cross multiply
    12,562.77x = 18,843.66 × 3,797.43
  4. Step 4: Simplify right side
    12,562.77x = 71,557,479.79
  5. Step 5: Solve for x
    x = 71,557,479.79/12,562.77
  6. Step 6: Final answer
    x = 5,696.00

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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.