Home / 5,645.73-8,463.97-2,133.74

Finding the Fourth Proportional to 5,645.73, 8,463.97 and 2,133.74

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Solution

The fourth proportional to 5,645.73, 8,463.97 and 2,133.74 is: 3,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.73 : 8,463.97 = 2,133.74 : x
  2. Step 2: Convert to fraction form
    5,645.73/8,463.97 = 2,133.74/x
  3. Step 3: Cross multiply
    5,645.73x = 8,463.97 × 2,133.74
  4. Step 4: Simplify right side
    5,645.73x = 18,059,927.17
  5. Step 5: Solve for x
    x = 18,059,927.17/5,645.73
  6. Step 6: Final answer
    x = 3,198.86

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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.