Home / 3,380.37-4,658.45-2,434.49

Finding the Fourth Proportional to 3,380.37, 4,658.45 and 2,434.49

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Solution

The fourth proportional to 3,380.37, 4,658.45 and 2,434.49 is: 3,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.37 : 4,658.45 = 2,434.49 : x
  2. Step 2: Convert to fraction form
    3,380.37/4,658.45 = 2,434.49/x
  3. Step 3: Cross multiply
    3,380.37x = 4,658.45 × 2,434.49
  4. Step 4: Simplify right side
    3,380.37x = 11,340,949.94
  5. Step 5: Solve for x
    x = 11,340,949.94/3,380.37
  6. Step 6: Final answer
    x = 3,354.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.