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Finding the Fourth Proportional to 5,393.92, 8,093.04 and 1,696.72

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Solution

The fourth proportional to 5,393.92, 8,093.04 and 1,696.72 is: 2,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.92 : 8,093.04 = 1,696.72 : x
  2. Step 2: Convert to fraction form
    5,393.92/8,093.04 = 1,696.72/x
  3. Step 3: Cross multiply
    5,393.92x = 8,093.04 × 1,696.72
  4. Step 4: Simplify right side
    5,393.92x = 13,731,622.83
  5. Step 5: Solve for x
    x = 13,731,622.83/5,393.92
  6. Step 6: Final answer
    x = 2,545.76

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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.