Home / 3,391.20-5,094.60-2,392.85

Finding the Fourth Proportional to 3,391.20, 5,094.60 and 2,392.85

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Solution

The fourth proportional to 3,391.20, 5,094.60 and 2,392.85 is: 3,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.20 : 5,094.60 = 2,392.85 : x
  2. Step 2: Convert to fraction form
    3,391.20/5,094.60 = 2,392.85/x
  3. Step 3: Cross multiply
    3,391.20x = 5,094.60 × 2,392.85
  4. Step 4: Simplify right side
    3,391.20x = 12,190,588.28
  5. Step 5: Solve for x
    x = 12,190,588.28/3,391.20
  6. Step 6: Final answer
    x = 3,594.77

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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.