Home / 7,633.48-11,450.94-2,438.12

Finding the Fourth Proportional to 7,633.48, 11,450.94 and 2,438.12

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Solution

The fourth proportional to 7,633.48, 11,450.94 and 2,438.12 is: 3,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.48 : 11,450.94 = 2,438.12 : x
  2. Step 2: Convert to fraction form
    7,633.48/11,450.94 = 2,438.12/x
  3. Step 3: Cross multiply
    7,633.48x = 11,450.94 × 2,438.12
  4. Step 4: Simplify right side
    7,633.48x = 27,918,765.83
  5. Step 5: Solve for x
    x = 27,918,765.83/7,633.48
  6. Step 6: Final answer
    x = 3,657.41

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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.