Home / 4,579.62-6,319.80-2,786.49

Finding the Fourth Proportional to 4,579.62, 6,319.80 and 2,786.49

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Solution

The fourth proportional to 4,579.62, 6,319.80 and 2,786.49 is: 3,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.62 : 6,319.80 = 2,786.49 : x
  2. Step 2: Convert to fraction form
    4,579.62/6,319.80 = 2,786.49/x
  3. Step 3: Cross multiply
    4,579.62x = 6,319.80 × 2,786.49
  4. Step 4: Simplify right side
    4,579.62x = 17,610,059.50
  5. Step 5: Solve for x
    x = 17,610,059.50/4,579.62
  6. Step 6: Final answer
    x = 3,845.31

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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.