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Finding the Fourth Proportional to 6,857.73, 9,457.04 and 5,795.52

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Solution

The fourth proportional to 6,857.73, 9,457.04 and 5,795.52 is: 7,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.73 : 9,457.04 = 5,795.52 : x
  2. Step 2: Convert to fraction form
    6,857.73/9,457.04 = 5,795.52/x
  3. Step 3: Cross multiply
    6,857.73x = 9,457.04 × 5,795.52
  4. Step 4: Simplify right side
    6,857.73x = 54,808,388.20
  5. Step 5: Solve for x
    x = 54,808,388.20/6,857.73
  6. Step 6: Final answer
    x = 7,992.21

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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.