Home / 3,748.94-5,175.59-2,257.19

Finding the Fourth Proportional to 3,748.94, 5,175.59 and 2,257.19

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Solution

The fourth proportional to 3,748.94, 5,175.59 and 2,257.19 is: 3,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.94 : 5,175.59 = 2,257.19 : x
  2. Step 2: Convert to fraction form
    3,748.94/5,175.59 = 2,257.19/x
  3. Step 3: Cross multiply
    3,748.94x = 5,175.59 × 2,257.19
  4. Step 4: Simplify right side
    3,748.94x = 11,682,289.99
  5. Step 5: Solve for x
    x = 11,682,289.99/3,748.94
  6. Step 6: Final answer
    x = 3,116.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.