Home / 10,251.26-14,147.61-5,775.89

Finding the Fourth Proportional to 10,251.26, 14,147.61 and 5,775.89

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Solution

The fourth proportional to 10,251.26, 14,147.61 and 5,775.89 is: 7,971.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.26 : 14,147.61 = 5,775.89 : x
  2. Step 2: Convert to fraction form
    10,251.26/14,147.61 = 5,775.89/x
  3. Step 3: Cross multiply
    10,251.26x = 14,147.61 × 5,775.89
  4. Step 4: Simplify right side
    10,251.26x = 81,715,039.12
  5. Step 5: Solve for x
    x = 81,715,039.12/10,251.26
  6. Step 6: Final answer
    x = 7,971.22

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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.