Home / 5,399.56-7,451.62-3,009.53

Finding the Fourth Proportional to 5,399.56, 7,451.62 and 3,009.53

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Solution

The fourth proportional to 5,399.56, 7,451.62 and 3,009.53 is: 4,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.56 : 7,451.62 = 3,009.53 : x
  2. Step 2: Convert to fraction form
    5,399.56/7,451.62 = 3,009.53/x
  3. Step 3: Cross multiply
    5,399.56x = 7,451.62 × 3,009.53
  4. Step 4: Simplify right side
    5,399.56x = 22,425,873.94
  5. Step 5: Solve for x
    x = 22,425,873.94/5,399.56
  6. Step 6: Final answer
    x = 4,153.28

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Why These Related Problems?

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