Home / 9,190.34-13,790.06-3,643.56

Finding the Fourth Proportional to 9,190.34, 13,790.06 and 3,643.56

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Solution

The fourth proportional to 9,190.34, 13,790.06 and 3,643.56 is: 5,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.34 : 13,790.06 = 3,643.56 : x
  2. Step 2: Convert to fraction form
    9,190.34/13,790.06 = 3,643.56/x
  3. Step 3: Cross multiply
    9,190.34x = 13,790.06 × 3,643.56
  4. Step 4: Simplify right side
    9,190.34x = 50,244,823.85
  5. Step 5: Solve for x
    x = 50,244,823.85/9,190.34
  6. Step 6: Final answer
    x = 5,467.14

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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.