Home / 4,481.58-6,719.91-3,438.98

Finding the Fourth Proportional to 4,481.58, 6,719.91 and 3,438.98

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Solution

The fourth proportional to 4,481.58, 6,719.91 and 3,438.98 is: 5,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.58 : 6,719.91 = 3,438.98 : x
  2. Step 2: Convert to fraction form
    4,481.58/6,719.91 = 3,438.98/x
  3. Step 3: Cross multiply
    4,481.58x = 6,719.91 × 3,438.98
  4. Step 4: Simplify right side
    4,481.58x = 23,109,636.09
  5. Step 5: Solve for x
    x = 23,109,636.09/4,481.58
  6. Step 6: Final answer
    x = 5,156.58

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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.