Home / 4,349.75-6,519.15-3,119.56

Finding the Fourth Proportional to 4,349.75, 6,519.15 and 3,119.56

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Solution

The fourth proportional to 4,349.75, 6,519.15 and 3,119.56 is: 4,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,349.75 : 6,519.15 = 3,119.56 : x
  2. Step 2: Convert to fraction form
    4,349.75/6,519.15 = 3,119.56/x
  3. Step 3: Cross multiply
    4,349.75x = 6,519.15 × 3,119.56
  4. Step 4: Simplify right side
    4,349.75x = 20,336,846.98
  5. Step 5: Solve for x
    x = 20,336,846.98/4,349.75
  6. Step 6: Final answer
    x = 4,675.41

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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.