Home / 3,737.96-5,158.18-2,321.32

Finding the Fourth Proportional to 3,737.96, 5,158.18 and 2,321.32

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Solution

The fourth proportional to 3,737.96, 5,158.18 and 2,321.32 is: 3,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.96 : 5,158.18 = 2,321.32 : x
  2. Step 2: Convert to fraction form
    3,737.96/5,158.18 = 2,321.32/x
  3. Step 3: Cross multiply
    3,737.96x = 5,158.18 × 2,321.32
  4. Step 4: Simplify right side
    3,737.96x = 11,973,786.40
  5. Step 5: Solve for x
    x = 11,973,786.40/3,737.96
  6. Step 6: Final answer
    x = 3,203.29

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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.