Home / 3,756.23-5,181.40-2,263.20

Finding the Fourth Proportional to 3,756.23, 5,181.40 and 2,263.20

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Solution

The fourth proportional to 3,756.23, 5,181.40 and 2,263.20 is: 3,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.23 : 5,181.40 = 2,263.20 : x
  2. Step 2: Convert to fraction form
    3,756.23/5,181.40 = 2,263.20/x
  3. Step 3: Cross multiply
    3,756.23x = 5,181.40 × 2,263.20
  4. Step 4: Simplify right side
    3,756.23x = 11,726,544.48
  5. Step 5: Solve for x
    x = 11,726,544.48/3,756.23
  6. Step 6: Final answer
    x = 3,121.89

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