Home / 3,446.08-5,168.37-1,105.45

Finding the Fourth Proportional to 3,446.08, 5,168.37 and 1,105.45

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Solution

The fourth proportional to 3,446.08, 5,168.37 and 1,105.45 is: 1,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.08 : 5,168.37 = 1,105.45 : x
  2. Step 2: Convert to fraction form
    3,446.08/5,168.37 = 1,105.45/x
  3. Step 3: Cross multiply
    3,446.08x = 5,168.37 × 1,105.45
  4. Step 4: Simplify right side
    3,446.08x = 5,713,365.84
  5. Step 5: Solve for x
    x = 5,713,365.84/3,446.08
  6. Step 6: Final answer
    x = 1,657.93

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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.