Home / 4,213.36-6,318.18-1,579.01

Finding the Fourth Proportional to 4,213.36, 6,318.18 and 1,579.01

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Solution

The fourth proportional to 4,213.36, 6,318.18 and 1,579.01 is: 2,367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.36 : 6,318.18 = 1,579.01 : x
  2. Step 2: Convert to fraction form
    4,213.36/6,318.18 = 1,579.01/x
  3. Step 3: Cross multiply
    4,213.36x = 6,318.18 × 1,579.01
  4. Step 4: Simplify right side
    4,213.36x = 9,976,469.40
  5. Step 5: Solve for x
    x = 9,976,469.40/4,213.36
  6. Step 6: Final answer
    x = 2,367.82

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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.