Home / 5,708.35-7,878.09-3,350.44

Finding the Fourth Proportional to 5,708.35, 7,878.09 and 3,350.44

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Solution

The fourth proportional to 5,708.35, 7,878.09 and 3,350.44 is: 4,623.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.35 : 7,878.09 = 3,350.44 : x
  2. Step 2: Convert to fraction form
    5,708.35/7,878.09 = 3,350.44/x
  3. Step 3: Cross multiply
    5,708.35x = 7,878.09 × 3,350.44
  4. Step 4: Simplify right side
    5,708.35x = 26,395,067.86
  5. Step 5: Solve for x
    x = 26,395,067.86/5,708.35
  6. Step 6: Final answer
    x = 4,623.94

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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.