Home / 2,422.42-3,339.04-1,635.10

Finding the Fourth Proportional to 2,422.42, 3,339.04 and 1,635.10

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Solution

The fourth proportional to 2,422.42, 3,339.04 and 1,635.10 is: 2,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.42 : 3,339.04 = 1,635.10 : x
  2. Step 2: Convert to fraction form
    2,422.42/3,339.04 = 1,635.10/x
  3. Step 3: Cross multiply
    2,422.42x = 3,339.04 × 1,635.10
  4. Step 4: Simplify right side
    2,422.42x = 5,459,664.30
  5. Step 5: Solve for x
    x = 5,459,664.30/2,422.42
  6. Step 6: Final answer
    x = 2,253.81

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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.