Home / 3,830.22-5,289.04-2,416.44

Finding the Fourth Proportional to 3,830.22, 5,289.04 and 2,416.44

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Solution

The fourth proportional to 3,830.22, 5,289.04 and 2,416.44 is: 3,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.22 : 5,289.04 = 2,416.44 : x
  2. Step 2: Convert to fraction form
    3,830.22/5,289.04 = 2,416.44/x
  3. Step 3: Cross multiply
    3,830.22x = 5,289.04 × 2,416.44
  4. Step 4: Simplify right side
    3,830.22x = 12,780,647.82
  5. Step 5: Solve for x
    x = 12,780,647.82/3,830.22
  6. Step 6: Final answer
    x = 3,336.79

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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.