Home / 4,233.15-6,340.47-2,149.56

Finding the Fourth Proportional to 4,233.15, 6,340.47 and 2,149.56

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Solution

The fourth proportional to 4,233.15, 6,340.47 and 2,149.56 is: 3,219.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.15 : 6,340.47 = 2,149.56 : x
  2. Step 2: Convert to fraction form
    4,233.15/6,340.47 = 2,149.56/x
  3. Step 3: Cross multiply
    4,233.15x = 6,340.47 × 2,149.56
  4. Step 4: Simplify right side
    4,233.15x = 13,629,220.69
  5. Step 5: Solve for x
    x = 13,629,220.69/4,233.15
  6. Step 6: Final answer
    x = 3,219.64

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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.