Home / 2,429.28-3,645.54-1,197.54

Finding the Fourth Proportional to 2,429.28, 3,645.54 and 1,197.54

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Solution

The fourth proportional to 2,429.28, 3,645.54 and 1,197.54 is: 1,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.28 : 3,645.54 = 1,197.54 : x
  2. Step 2: Convert to fraction form
    2,429.28/3,645.54 = 1,197.54/x
  3. Step 3: Cross multiply
    2,429.28x = 3,645.54 × 1,197.54
  4. Step 4: Simplify right side
    2,429.28x = 4,365,679.97
  5. Step 5: Solve for x
    x = 4,365,679.97/2,429.28
  6. Step 6: Final answer
    x = 1,797.11

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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.