Home / 3,561.24-5,340.36-1,452.28

Finding the Fourth Proportional to 3,561.24, 5,340.36 and 1,452.28

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Solution

The fourth proportional to 3,561.24, 5,340.36 and 1,452.28 is: 2,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.24 : 5,340.36 = 1,452.28 : x
  2. Step 2: Convert to fraction form
    3,561.24/5,340.36 = 1,452.28/x
  3. Step 3: Cross multiply
    3,561.24x = 5,340.36 × 1,452.28
  4. Step 4: Simplify right side
    3,561.24x = 7,755,698.02
  5. Step 5: Solve for x
    x = 7,755,698.02/3,561.24
  6. Step 6: Final answer
    x = 2,177.81

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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.