Home / 7,190.01-10,771.19-4,408.57

Finding the Fourth Proportional to 7,190.01, 10,771.19 and 4,408.57

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Solution

The fourth proportional to 7,190.01, 10,771.19 and 4,408.57 is: 6,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.01 : 10,771.19 = 4,408.57 : x
  2. Step 2: Convert to fraction form
    7,190.01/10,771.19 = 4,408.57/x
  3. Step 3: Cross multiply
    7,190.01x = 10,771.19 × 4,408.57
  4. Step 4: Simplify right side
    7,190.01x = 47,485,496.13
  5. Step 5: Solve for x
    x = 47,485,496.13/7,190.01
  6. Step 6: Final answer
    x = 6,604.37

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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.