Home / 7,450.15-11,162.09-3,932.41

Finding the Fourth Proportional to 7,450.15, 11,162.09 and 3,932.41

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Solution

The fourth proportional to 7,450.15, 11,162.09 and 3,932.41 is: 5,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.15 : 11,162.09 = 3,932.41 : x
  2. Step 2: Convert to fraction form
    7,450.15/11,162.09 = 3,932.41/x
  3. Step 3: Cross multiply
    7,450.15x = 11,162.09 × 3,932.41
  4. Step 4: Simplify right side
    7,450.15x = 43,893,838.86
  5. Step 5: Solve for x
    x = 43,893,838.86/7,450.15
  6. Step 6: Final answer
    x = 5,891.67

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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.