Home / 5,414.09-8,110.69-3,559.64

Finding the Fourth Proportional to 5,414.09, 8,110.69 and 3,559.64

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Solution

The fourth proportional to 5,414.09, 8,110.69 and 3,559.64 is: 5,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.09 : 8,110.69 = 3,559.64 : x
  2. Step 2: Convert to fraction form
    5,414.09/8,110.69 = 3,559.64/x
  3. Step 3: Cross multiply
    5,414.09x = 8,110.69 × 3,559.64
  4. Step 4: Simplify right side
    5,414.09x = 28,871,087.10
  5. Step 5: Solve for x
    x = 28,871,087.10/5,414.09
  6. Step 6: Final answer
    x = 5,332.59

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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.