Home / 3,446.75-4,749.69-2,450.30

Finding the Fourth Proportional to 3,446.75, 4,749.69 and 2,450.30

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Solution

The fourth proportional to 3,446.75, 4,749.69 and 2,450.30 is: 3,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.75 : 4,749.69 = 2,450.30 : x
  2. Step 2: Convert to fraction form
    3,446.75/4,749.69 = 2,450.30/x
  3. Step 3: Cross multiply
    3,446.75x = 4,749.69 × 2,450.30
  4. Step 4: Simplify right side
    3,446.75x = 11,638,165.41
  5. Step 5: Solve for x
    x = 11,638,165.41/3,446.75
  6. Step 6: Final answer
    x = 3,376.56

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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.