Home / 2,422.02-3,342.69-1,374.42

Finding the Fourth Proportional to 2,422.02, 3,342.69 and 1,374.42

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Solution

The fourth proportional to 2,422.02, 3,342.69 and 1,374.42 is: 1,896.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.02 : 3,342.69 = 1,374.42 : x
  2. Step 2: Convert to fraction form
    2,422.02/3,342.69 = 1,374.42/x
  3. Step 3: Cross multiply
    2,422.02x = 3,342.69 × 1,374.42
  4. Step 4: Simplify right side
    2,422.02x = 4,594,259.99
  5. Step 5: Solve for x
    x = 4,594,259.99/2,422.02
  6. Step 6: Final answer
    x = 1,896.87

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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.