Home / 3,748.48-5,173.68-2,348.80

Finding the Fourth Proportional to 3,748.48, 5,173.68 and 2,348.80

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Solution

The fourth proportional to 3,748.48, 5,173.68 and 2,348.80 is: 3,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.48 : 5,173.68 = 2,348.80 : x
  2. Step 2: Convert to fraction form
    3,748.48/5,173.68 = 2,348.80/x
  3. Step 3: Cross multiply
    3,748.48x = 5,173.68 × 2,348.80
  4. Step 4: Simplify right side
    3,748.48x = 12,151,939.58
  5. Step 5: Solve for x
    x = 12,151,939.58/3,748.48
  6. Step 6: Final answer
    x = 3,241.83

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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.