Home / 3,450.88-4,759.64-2,192.30

Finding the Fourth Proportional to 3,450.88, 4,759.64 and 2,192.30

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Solution

The fourth proportional to 3,450.88, 4,759.64 and 2,192.30 is: 3,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.88 : 4,759.64 = 2,192.30 : x
  2. Step 2: Convert to fraction form
    3,450.88/4,759.64 = 2,192.30/x
  3. Step 3: Cross multiply
    3,450.88x = 4,759.64 × 2,192.30
  4. Step 4: Simplify right side
    3,450.88x = 10,434,558.77
  5. Step 5: Solve for x
    x = 10,434,558.77/3,450.88
  6. Step 6: Final answer
    x = 3,023.74

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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.