Home / 4,238.53-6,356.64-1,772.83

Finding the Fourth Proportional to 4,238.53, 6,356.64 and 1,772.83

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Solution

The fourth proportional to 4,238.53, 6,356.64 and 1,772.83 is: 2,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.53 : 6,356.64 = 1,772.83 : x
  2. Step 2: Convert to fraction form
    4,238.53/6,356.64 = 1,772.83/x
  3. Step 3: Cross multiply
    4,238.53x = 6,356.64 × 1,772.83
  4. Step 4: Simplify right side
    4,238.53x = 11,269,242.09
  5. Step 5: Solve for x
    x = 11,269,242.09/4,238.53
  6. Step 6: Final answer
    x = 2,658.76

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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.