Home / 10,996.86-15,175.56-6,281.14

Finding the Fourth Proportional to 10,996.86, 15,175.56 and 6,281.14

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Solution

The fourth proportional to 10,996.86, 15,175.56 and 6,281.14 is: 8,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.86 : 15,175.56 = 6,281.14 : x
  2. Step 2: Convert to fraction form
    10,996.86/15,175.56 = 6,281.14/x
  3. Step 3: Cross multiply
    10,996.86x = 15,175.56 × 6,281.14
  4. Step 4: Simplify right side
    10,996.86x = 95,319,816.94
  5. Step 5: Solve for x
    x = 95,319,816.94/10,996.86
  6. Step 6: Final answer
    x = 8,667.91

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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.