Home / 7,786.86-11,681.94-2,593.14

Finding the Fourth Proportional to 7,786.86, 11,681.94 and 2,593.14

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Solution

The fourth proportional to 7,786.86, 11,681.94 and 2,593.14 is: 3,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.86 : 11,681.94 = 2,593.14 : x
  2. Step 2: Convert to fraction form
    7,786.86/11,681.94 = 2,593.14/x
  3. Step 3: Cross multiply
    7,786.86x = 11,681.94 × 2,593.14
  4. Step 4: Simplify right side
    7,786.86x = 30,292,905.89
  5. Step 5: Solve for x
    x = 30,292,905.89/7,786.86
  6. Step 6: Final answer
    x = 3,890.26

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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.