Home / 5,747.38-8,621.87-2,048.51

Finding the Fourth Proportional to 5,747.38, 8,621.87 and 2,048.51

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Solution

The fourth proportional to 5,747.38, 8,621.87 and 2,048.51 is: 3,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.38 : 8,621.87 = 2,048.51 : x
  2. Step 2: Convert to fraction form
    5,747.38/8,621.87 = 2,048.51/x
  3. Step 3: Cross multiply
    5,747.38x = 8,621.87 × 2,048.51
  4. Step 4: Simplify right side
    5,747.38x = 17,661,986.91
  5. Step 5: Solve for x
    x = 17,661,986.91/5,747.38
  6. Step 6: Final answer
    x = 3,073.05

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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.