Home / 9,180.64-13,758.72-3,331.72

Finding the Fourth Proportional to 9,180.64, 13,758.72 and 3,331.72

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Solution

The fourth proportional to 9,180.64, 13,758.72 and 3,331.72 is: 4,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.64 : 13,758.72 = 3,331.72 : x
  2. Step 2: Convert to fraction form
    9,180.64/13,758.72 = 3,331.72/x
  3. Step 3: Cross multiply
    9,180.64x = 13,758.72 × 3,331.72
  4. Step 4: Simplify right side
    9,180.64x = 45,840,202.60
  5. Step 5: Solve for x
    x = 45,840,202.60/9,180.64
  6. Step 6: Final answer
    x = 4,993.14

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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.