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Finding the Fourth Proportional to 5,795.21, 7,998.83 and 3,808.46

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Solution

The fourth proportional to 5,795.21, 7,998.83 and 3,808.46 is: 5,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.21 : 7,998.83 = 3,808.46 : x
  2. Step 2: Convert to fraction form
    5,795.21/7,998.83 = 3,808.46/x
  3. Step 3: Cross multiply
    5,795.21x = 7,998.83 × 3,808.46
  4. Step 4: Simplify right side
    5,795.21x = 30,463,224.10
  5. Step 5: Solve for x
    x = 30,463,224.10/5,795.21
  6. Step 6: Final answer
    x = 5,256.62

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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.