Home / 2,480.00-3,422.39-1,360.94

Finding the Fourth Proportional to 2,480.00, 3,422.39 and 1,360.94

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Solution

The fourth proportional to 2,480.00, 3,422.39 and 1,360.94 is: 1,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.00 : 3,422.39 = 1,360.94 : x
  2. Step 2: Convert to fraction form
    2,480.00/3,422.39 = 1,360.94/x
  3. Step 3: Cross multiply
    2,480.00x = 3,422.39 × 1,360.94
  4. Step 4: Simplify right side
    2,480.00x = 4,657,643.53
  5. Step 5: Solve for x
    x = 4,657,643.53/2,480.00
  6. Step 6: Final answer
    x = 1,878.09

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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.