Home / 4,238.66-6,360.05-2,674.28

Finding the Fourth Proportional to 4,238.66, 6,360.05 and 2,674.28

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Solution

The fourth proportional to 4,238.66, 6,360.05 and 2,674.28 is: 4,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.66 : 6,360.05 = 2,674.28 : x
  2. Step 2: Convert to fraction form
    4,238.66/6,360.05 = 2,674.28/x
  3. Step 3: Cross multiply
    4,238.66x = 6,360.05 × 2,674.28
  4. Step 4: Simplify right side
    4,238.66x = 17,008,509.34
  5. Step 5: Solve for x
    x = 17,008,509.34/4,238.66
  6. Step 6: Final answer
    x = 4,012.71

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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.