Home / 3,712.60-5,560.80-1,629.82

Finding the Fourth Proportional to 3,712.60, 5,560.80 and 1,629.82

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Solution

The fourth proportional to 3,712.60, 5,560.80 and 1,629.82 is: 2,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.60 : 5,560.80 = 1,629.82 : x
  2. Step 2: Convert to fraction form
    3,712.60/5,560.80 = 1,629.82/x
  3. Step 3: Cross multiply
    3,712.60x = 5,560.80 × 1,629.82
  4. Step 4: Simplify right side
    3,712.60x = 9,063,103.06
  5. Step 5: Solve for x
    x = 9,063,103.06/3,712.60
  6. Step 6: Final answer
    x = 2,441.17

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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.