Home / 4,863.15-7,283.79-3,408.80

Finding the Fourth Proportional to 4,863.15, 7,283.79 and 3,408.80

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Solution

The fourth proportional to 4,863.15, 7,283.79 and 3,408.80 is: 5,105.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.15 : 7,283.79 = 3,408.80 : x
  2. Step 2: Convert to fraction form
    4,863.15/7,283.79 = 3,408.80/x
  3. Step 3: Cross multiply
    4,863.15x = 7,283.79 × 3,408.80
  4. Step 4: Simplify right side
    4,863.15x = 24,828,946.93
  5. Step 5: Solve for x
    x = 24,828,946.93/4,863.15
  6. Step 6: Final answer
    x = 5,105.53

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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.