Home / 7,950.32-11,912.21-3,501.36

Finding the Fourth Proportional to 7,950.32, 11,912.21 and 3,501.36

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Solution

The fourth proportional to 7,950.32, 11,912.21 and 3,501.36 is: 5,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.32 : 11,912.21 = 3,501.36 : x
  2. Step 2: Convert to fraction form
    7,950.32/11,912.21 = 3,501.36/x
  3. Step 3: Cross multiply
    7,950.32x = 11,912.21 × 3,501.36
  4. Step 4: Simplify right side
    7,950.32x = 41,708,950.92
  5. Step 5: Solve for x
    x = 41,708,950.92/7,950.32
  6. Step 6: Final answer
    x = 5,246.20

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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.