Home / 9,144.73-13,719.68-2,570.97

Finding the Fourth Proportional to 9,144.73, 13,719.68 and 2,570.97

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Solution

The fourth proportional to 9,144.73, 13,719.68 and 2,570.97 is: 3,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.73 : 13,719.68 = 2,570.97 : x
  2. Step 2: Convert to fraction form
    9,144.73/13,719.68 = 2,570.97/x
  3. Step 3: Cross multiply
    9,144.73x = 13,719.68 × 2,570.97
  4. Step 4: Simplify right side
    9,144.73x = 35,272,933.92
  5. Step 5: Solve for x
    x = 35,272,933.92/9,144.73
  6. Step 6: Final answer
    x = 3,857.19

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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.