Home / 3,561.03-5,342.36-1,369.85

Finding the Fourth Proportional to 3,561.03, 5,342.36 and 1,369.85

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Solution

The fourth proportional to 3,561.03, 5,342.36 and 1,369.85 is: 2,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.03 : 5,342.36 = 1,369.85 : x
  2. Step 2: Convert to fraction form
    3,561.03/5,342.36 = 1,369.85/x
  3. Step 3: Cross multiply
    3,561.03x = 5,342.36 × 1,369.85
  4. Step 4: Simplify right side
    3,561.03x = 7,318,198.28
  5. Step 5: Solve for x
    x = 7,318,198.28/3,561.03
  6. Step 6: Final answer
    x = 2,055.08

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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.