Home / 3,748.22-5,173.21-2,235.87

Finding the Fourth Proportional to 3,748.22, 5,173.21 and 2,235.87

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Solution

The fourth proportional to 3,748.22, 5,173.21 and 2,235.87 is: 3,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.22 : 5,173.21 = 2,235.87 : x
  2. Step 2: Convert to fraction form
    3,748.22/5,173.21 = 2,235.87/x
  3. Step 3: Cross multiply
    3,748.22x = 5,173.21 × 2,235.87
  4. Step 4: Simplify right side
    3,748.22x = 11,566,621.55
  5. Step 5: Solve for x
    x = 11,566,621.55/3,748.22
  6. Step 6: Final answer
    x = 3,085.90

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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.