Home / 5,905.56-8,150.09-3,388.44

Finding the Fourth Proportional to 5,905.56, 8,150.09 and 3,388.44

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Solution

The fourth proportional to 5,905.56, 8,150.09 and 3,388.44 is: 4,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.56 : 8,150.09 = 3,388.44 : x
  2. Step 2: Convert to fraction form
    5,905.56/8,150.09 = 3,388.44/x
  3. Step 3: Cross multiply
    5,905.56x = 8,150.09 × 3,388.44
  4. Step 4: Simplify right side
    5,905.56x = 27,616,074.02
  5. Step 5: Solve for x
    x = 27,616,074.02/5,905.56
  6. Step 6: Final answer
    x = 4,676.28

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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.