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Finding the Fourth Proportional to 5,795.93, 7,998.38 and 3,143.36

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Solution

The fourth proportional to 5,795.93, 7,998.38 and 3,143.36 is: 4,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.93 : 7,998.38 = 3,143.36 : x
  2. Step 2: Convert to fraction form
    5,795.93/7,998.38 = 3,143.36/x
  3. Step 3: Cross multiply
    5,795.93x = 7,998.38 × 3,143.36
  4. Step 4: Simplify right side
    5,795.93x = 25,141,772.09
  5. Step 5: Solve for x
    x = 25,141,772.09/5,795.93
  6. Step 6: Final answer
    x = 4,337.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.