Home / 4,144.79-6,217.07-1,679.55

Finding the Fourth Proportional to 4,144.79, 6,217.07 and 1,679.55

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Solution

The fourth proportional to 4,144.79, 6,217.07 and 1,679.55 is: 2,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.79 : 6,217.07 = 1,679.55 : x
  2. Step 2: Convert to fraction form
    4,144.79/6,217.07 = 1,679.55/x
  3. Step 3: Cross multiply
    4,144.79x = 6,217.07 × 1,679.55
  4. Step 4: Simplify right side
    4,144.79x = 10,441,871.52
  5. Step 5: Solve for x
    x = 10,441,871.52/4,144.79
  6. Step 6: Final answer
    x = 2,519.28

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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.