Home / 7,450.88-11,166.72-3,940.76

Finding the Fourth Proportional to 7,450.88, 11,166.72 and 3,940.76

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Solution

The fourth proportional to 7,450.88, 11,166.72 and 3,940.76 is: 5,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.88 : 11,166.72 = 3,940.76 : x
  2. Step 2: Convert to fraction form
    7,450.88/11,166.72 = 3,940.76/x
  3. Step 3: Cross multiply
    7,450.88x = 11,166.72 × 3,940.76
  4. Step 4: Simplify right side
    7,450.88x = 44,005,363.51
  5. Step 5: Solve for x
    x = 44,005,363.51/7,450.88
  6. Step 6: Final answer
    x = 5,906.06

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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.