Home / 3,450.08-5,164.86-2,213.74

Finding the Fourth Proportional to 3,450.08, 5,164.86 and 2,213.74

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Solution

The fourth proportional to 3,450.08, 5,164.86 and 2,213.74 is: 3,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.08 : 5,164.86 = 2,213.74 : x
  2. Step 2: Convert to fraction form
    3,450.08/5,164.86 = 2,213.74/x
  3. Step 3: Cross multiply
    3,450.08x = 5,164.86 × 2,213.74
  4. Step 4: Simplify right side
    3,450.08x = 11,433,657.18
  5. Step 5: Solve for x
    x = 11,433,657.18/3,450.08
  6. Step 6: Final answer
    x = 3,314.03

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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.