Home / 3,448.08-5,170.72-1,693.84

Finding the Fourth Proportional to 3,448.08, 5,170.72 and 1,693.84

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Solution

The fourth proportional to 3,448.08, 5,170.72 and 1,693.84 is: 2,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.08 : 5,170.72 = 1,693.84 : x
  2. Step 2: Convert to fraction form
    3,448.08/5,170.72 = 1,693.84/x
  3. Step 3: Cross multiply
    3,448.08x = 5,170.72 × 1,693.84
  4. Step 4: Simplify right side
    3,448.08x = 8,758,372.36
  5. Step 5: Solve for x
    x = 8,758,372.36/3,448.08
  6. Step 6: Final answer
    x = 2,540.07

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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.