Home / 3,219.54-4,830.93-2,399.46

Finding the Fourth Proportional to 3,219.54, 4,830.93 and 2,399.46

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Solution

The fourth proportional to 3,219.54, 4,830.93 and 2,399.46 is: 3,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.54 : 4,830.93 = 2,399.46 : x
  2. Step 2: Convert to fraction form
    3,219.54/4,830.93 = 2,399.46/x
  3. Step 3: Cross multiply
    3,219.54x = 4,830.93 × 2,399.46
  4. Step 4: Simplify right side
    3,219.54x = 11,591,623.30
  5. Step 5: Solve for x
    x = 11,591,623.30/3,219.54
  6. Step 6: Final answer
    x = 3,600.40

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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.