Home / 4,103.21-5,662.77-3,355.07

Finding the Fourth Proportional to 4,103.21, 5,662.77 and 3,355.07

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Solution

The fourth proportional to 4,103.21, 5,662.77 and 3,355.07 is: 4,630.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.21 : 5,662.77 = 3,355.07 : x
  2. Step 2: Convert to fraction form
    4,103.21/5,662.77 = 3,355.07/x
  3. Step 3: Cross multiply
    4,103.21x = 5,662.77 × 3,355.07
  4. Step 4: Simplify right side
    4,103.21x = 18,998,989.74
  5. Step 5: Solve for x
    x = 18,998,989.74/4,103.21
  6. Step 6: Final answer
    x = 4,630.27

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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.