Home / 4,190.85-5,754.80-3,748.59

Finding the Fourth Proportional to 4,190.85, 5,754.80 and 3,748.59

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Solution

The fourth proportional to 4,190.85, 5,754.80 and 3,748.59 is: 5,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.85 : 5,754.80 = 3,748.59 : x
  2. Step 2: Convert to fraction form
    4,190.85/5,754.80 = 3,748.59/x
  3. Step 3: Cross multiply
    4,190.85x = 5,754.80 × 3,748.59
  4. Step 4: Simplify right side
    4,190.85x = 21,572,366.99
  5. Step 5: Solve for x
    x = 21,572,366.99/4,190.85
  6. Step 6: Final answer
    x = 5,147.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.