Home / 9,311.19-13,964.05-2,735.81

Finding the Fourth Proportional to 9,311.19, 13,964.05 and 2,735.81

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Solution

The fourth proportional to 9,311.19, 13,964.05 and 2,735.81 is: 4,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.19 : 13,964.05 = 2,735.81 : x
  2. Step 2: Convert to fraction form
    9,311.19/13,964.05 = 2,735.81/x
  3. Step 3: Cross multiply
    9,311.19x = 13,964.05 × 2,735.81
  4. Step 4: Simplify right side
    9,311.19x = 38,202,973.95
  5. Step 5: Solve for x
    x = 38,202,973.95/9,311.19
  6. Step 6: Final answer
    x = 4,102.91

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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.