Home / 3,716.20-5,122.74-2,316.52

Finding the Fourth Proportional to 3,716.20, 5,122.74 and 2,316.52

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Solution

The fourth proportional to 3,716.20, 5,122.74 and 2,316.52 is: 3,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.20 : 5,122.74 = 2,316.52 : x
  2. Step 2: Convert to fraction form
    3,716.20/5,122.74 = 2,316.52/x
  3. Step 3: Cross multiply
    3,716.20x = 5,122.74 × 2,316.52
  4. Step 4: Simplify right side
    3,716.20x = 11,866,929.66
  5. Step 5: Solve for x
    x = 11,866,929.66/3,716.20
  6. Step 6: Final answer
    x = 3,193.30

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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.