Home / 9,195.88-13,790.40-3,647.56

Finding the Fourth Proportional to 9,195.88, 13,790.40 and 3,647.56

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Solution

The fourth proportional to 9,195.88, 13,790.40 and 3,647.56 is: 5,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.88 : 13,790.40 = 3,647.56 : x
  2. Step 2: Convert to fraction form
    9,195.88/13,790.40 = 3,647.56/x
  3. Step 3: Cross multiply
    9,195.88x = 13,790.40 × 3,647.56
  4. Step 4: Simplify right side
    9,195.88x = 50,301,311.42
  5. Step 5: Solve for x
    x = 50,301,311.42/9,195.88
  6. Step 6: Final answer
    x = 5,469.98

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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.