Home / 3,228.87-4,457.98-2,481.45

Finding the Fourth Proportional to 3,228.87, 4,457.98 and 2,481.45

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Solution

The fourth proportional to 3,228.87, 4,457.98 and 2,481.45 is: 3,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.87 : 4,457.98 = 2,481.45 : x
  2. Step 2: Convert to fraction form
    3,228.87/4,457.98 = 2,481.45/x
  3. Step 3: Cross multiply
    3,228.87x = 4,457.98 × 2,481.45
  4. Step 4: Simplify right side
    3,228.87x = 11,062,254.47
  5. Step 5: Solve for x
    x = 11,062,254.47/3,228.87
  6. Step 6: Final answer
    x = 3,426.05

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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.