Home / 4,579.44-6,317.84-2,987.96

Finding the Fourth Proportional to 4,579.44, 6,317.84 and 2,987.96

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Solution

The fourth proportional to 4,579.44, 6,317.84 and 2,987.96 is: 4,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.44 : 6,317.84 = 2,987.96 : x
  2. Step 2: Convert to fraction form
    4,579.44/6,317.84 = 2,987.96/x
  3. Step 3: Cross multiply
    4,579.44x = 6,317.84 × 2,987.96
  4. Step 4: Simplify right side
    4,579.44x = 18,877,453.21
  5. Step 5: Solve for x
    x = 18,877,453.21/4,579.44
  6. Step 6: Final answer
    x = 4,122.22

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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.