Home / 3,753.18-5,629.77-2,107.26

Finding the Fourth Proportional to 3,753.18, 5,629.77 and 2,107.26

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Solution

The fourth proportional to 3,753.18, 5,629.77 and 2,107.26 is: 3,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.18 : 5,629.77 = 2,107.26 : x
  2. Step 2: Convert to fraction form
    3,753.18/5,629.77 = 2,107.26/x
  3. Step 3: Cross multiply
    3,753.18x = 5,629.77 × 2,107.26
  4. Step 4: Simplify right side
    3,753.18x = 11,863,389.13
  5. Step 5: Solve for x
    x = 11,863,389.13/3,753.18
  6. Step 6: Final answer
    x = 3,160.89

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1.5x scale

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.