Home / 5,450.40-8,175.60-2,676.24

Finding the Fourth Proportional to 5,450.40, 8,175.60 and 2,676.24

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Solution

The fourth proportional to 5,450.40, 8,175.60 and 2,676.24 is: 4,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.40 : 8,175.60 = 2,676.24 : x
  2. Step 2: Convert to fraction form
    5,450.40/8,175.60 = 2,676.24/x
  3. Step 3: Cross multiply
    5,450.40x = 8,175.60 × 2,676.24
  4. Step 4: Simplify right side
    5,450.40x = 21,879,867.74
  5. Step 5: Solve for x
    x = 21,879,867.74/5,450.40
  6. Step 6: Final answer
    x = 4,014.36

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1.5x scale

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.