Home / 5,755.44-8,626.96-2,981.40

Finding the Fourth Proportional to 5,755.44, 8,626.96 and 2,981.40

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Solution

The fourth proportional to 5,755.44, 8,626.96 and 2,981.40 is: 4,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.44 : 8,626.96 = 2,981.40 : x
  2. Step 2: Convert to fraction form
    5,755.44/8,626.96 = 2,981.40/x
  3. Step 3: Cross multiply
    5,755.44x = 8,626.96 × 2,981.40
  4. Step 4: Simplify right side
    5,755.44x = 25,720,418.54
  5. Step 5: Solve for x
    x = 25,720,418.54/5,755.44
  6. Step 6: Final answer
    x = 4,468.89

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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.