Home / 10,144.29-13,998.85-5,668.07

Finding the Fourth Proportional to 10,144.29, 13,998.85 and 5,668.07

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Solution

The fourth proportional to 10,144.29, 13,998.85 and 5,668.07 is: 7,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.29 : 13,998.85 = 5,668.07 : x
  2. Step 2: Convert to fraction form
    10,144.29/13,998.85 = 5,668.07/x
  3. Step 3: Cross multiply
    10,144.29x = 13,998.85 × 5,668.07
  4. Step 4: Simplify right side
    10,144.29x = 79,346,461.72
  5. Step 5: Solve for x
    x = 79,346,461.72/10,144.29
  6. Step 6: Final answer
    x = 7,821.79

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