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Finding the Fourth Proportional to 5,694.29, 8,545.83 and 3,951.51

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Solution

The fourth proportional to 5,694.29, 8,545.83 and 3,951.51 is: 5,930.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.29 : 8,545.83 = 3,951.51 : x
  2. Step 2: Convert to fraction form
    5,694.29/8,545.83 = 3,951.51/x
  3. Step 3: Cross multiply
    5,694.29x = 8,545.83 × 3,951.51
  4. Step 4: Simplify right side
    5,694.29x = 33,768,932.70
  5. Step 5: Solve for x
    x = 33,768,932.70/5,694.29
  6. Step 6: Final answer
    x = 5,930.32

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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.