Home / 3,660.48-5,490.36-1,028.23

Finding the Fourth Proportional to 3,660.48, 5,490.36 and 1,028.23

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Solution

The fourth proportional to 3,660.48, 5,490.36 and 1,028.23 is: 1,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.48 : 5,490.36 = 1,028.23 : x
  2. Step 2: Convert to fraction form
    3,660.48/5,490.36 = 1,028.23/x
  3. Step 3: Cross multiply
    3,660.48x = 5,490.36 × 1,028.23
  4. Step 4: Simplify right side
    3,660.48x = 5,645,339.14
  5. Step 5: Solve for x
    x = 5,645,339.14/3,660.48
  6. Step 6: Final answer
    x = 1,542.24

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Similar ratio
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1.5x scale

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.