Home / 4,757.50-7,126.67-2,221

Finding the Fourth Proportional to 4,757.50, 7,126.67 and 2,221

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Solution

The fourth proportional to 4,757.50, 7,126.67 and 2,221 is: 3,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.50 : 7,126.67 = 2,221 : x
  2. Step 2: Convert to fraction form
    4,757.50/7,126.67 = 2,221/x
  3. Step 3: Cross multiply
    4,757.50x = 7,126.67 × 2,221
  4. Step 4: Simplify right side
    4,757.50x = 15,828,322.97
  5. Step 5: Solve for x
    x = 15,828,322.97/4,757.50
  6. Step 6: Final answer
    x = 3,327.03

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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.