Home / 4,488.21-6,199.28-3,167.81

Finding the Fourth Proportional to 4,488.21, 6,199.28 and 3,167.81

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Solution

The fourth proportional to 4,488.21, 6,199.28 and 3,167.81 is: 4,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.21 : 6,199.28 = 3,167.81 : x
  2. Step 2: Convert to fraction form
    4,488.21/6,199.28 = 3,167.81/x
  3. Step 3: Cross multiply
    4,488.21x = 6,199.28 × 3,167.81
  4. Step 4: Simplify right side
    4,488.21x = 19,638,147.29
  5. Step 5: Solve for x
    x = 19,638,147.29/4,488.21
  6. Step 6: Final answer
    x = 4,375.50

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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.