Home / 3,164.29-4,742.58-2,240.11

Finding the Fourth Proportional to 3,164.29, 4,742.58 and 2,240.11

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Solution

The fourth proportional to 3,164.29, 4,742.58 and 2,240.11 is: 3,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.29 : 4,742.58 = 2,240.11 : x
  2. Step 2: Convert to fraction form
    3,164.29/4,742.58 = 2,240.11/x
  3. Step 3: Cross multiply
    3,164.29x = 4,742.58 × 2,240.11
  4. Step 4: Simplify right side
    3,164.29x = 10,623,900.88
  5. Step 5: Solve for x
    x = 10,623,900.88/3,164.29
  6. Step 6: Final answer
    x = 3,357.44

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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.