Home / 5,751.24-8,624.16-2,418.78

Finding the Fourth Proportional to 5,751.24, 8,624.16 and 2,418.78

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Solution

The fourth proportional to 5,751.24, 8,624.16 and 2,418.78 is: 3,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.24 : 8,624.16 = 2,418.78 : x
  2. Step 2: Convert to fraction form
    5,751.24/8,624.16 = 2,418.78/x
  3. Step 3: Cross multiply
    5,751.24x = 8,624.16 × 2,418.78
  4. Step 4: Simplify right side
    5,751.24x = 20,859,945.72
  5. Step 5: Solve for x
    x = 20,859,945.72/5,751.24
  6. Step 6: Final answer
    x = 3,627.03

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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.