Home / 4,914.12-7,372.32-1,626.96

Finding the Fourth Proportional to 4,914.12, 7,372.32 and 1,626.96

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Solution

The fourth proportional to 4,914.12, 7,372.32 and 1,626.96 is: 2,440.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.12 : 7,372.32 = 1,626.96 : x
  2. Step 2: Convert to fraction form
    4,914.12/7,372.32 = 1,626.96/x
  3. Step 3: Cross multiply
    4,914.12x = 7,372.32 × 1,626.96
  4. Step 4: Simplify right side
    4,914.12x = 11,994,469.75
  5. Step 5: Solve for x
    x = 11,994,469.75/4,914.12
  6. Step 6: Final answer
    x = 2,440.82

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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.