Home / 7,864.56-11,796.45-2,933.81

Finding the Fourth Proportional to 7,864.56, 11,796.45 and 2,933.81

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Solution

The fourth proportional to 7,864.56, 11,796.45 and 2,933.81 is: 4,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.56 : 11,796.45 = 2,933.81 : x
  2. Step 2: Convert to fraction form
    7,864.56/11,796.45 = 2,933.81/x
  3. Step 3: Cross multiply
    7,864.56x = 11,796.45 × 2,933.81
  4. Step 4: Simplify right side
    7,864.56x = 34,608,572.47
  5. Step 5: Solve for x
    x = 34,608,572.47/7,864.56
  6. Step 6: Final answer
    x = 4,400.57

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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.