Home / 4,450.62-6,666.20-2,255.58

Finding the Fourth Proportional to 4,450.62, 6,666.20 and 2,255.58

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Solution

The fourth proportional to 4,450.62, 6,666.20 and 2,255.58 is: 3,378.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.62 : 6,666.20 = 2,255.58 : x
  2. Step 2: Convert to fraction form
    4,450.62/6,666.20 = 2,255.58/x
  3. Step 3: Cross multiply
    4,450.62x = 6,666.20 × 2,255.58
  4. Step 4: Simplify right side
    4,450.62x = 15,036,147.40
  5. Step 5: Solve for x
    x = 15,036,147.40/4,450.62
  6. Step 6: Final answer
    x = 3,378.44

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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.