Home / 1,629.60-2,441.54-1,371.30

Finding the Fourth Proportional to 1,629.60, 2,441.54 and 1,371.30

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Solution

The fourth proportional to 1,629.60, 2,441.54 and 1,371.30 is: 2,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.60 : 2,441.54 = 1,371.30 : x
  2. Step 2: Convert to fraction form
    1,629.60/2,441.54 = 1,371.30/x
  3. Step 3: Cross multiply
    1,629.60x = 2,441.54 × 1,371.30
  4. Step 4: Simplify right side
    1,629.60x = 3,348,083.80
  5. Step 5: Solve for x
    x = 3,348,083.80/1,629.60
  6. Step 6: Final answer
    x = 2,054.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.