Home / 6,467.58-8,925.48-3,949.38

Finding the Fourth Proportional to 6,467.58, 8,925.48 and 3,949.38

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Solution

The fourth proportional to 6,467.58, 8,925.48 and 3,949.38 is: 5,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.58 : 8,925.48 = 3,949.38 : x
  2. Step 2: Convert to fraction form
    6,467.58/8,925.48 = 3,949.38/x
  3. Step 3: Cross multiply
    6,467.58x = 8,925.48 × 3,949.38
  4. Step 4: Simplify right side
    6,467.58x = 35,250,112.20
  5. Step 5: Solve for x
    x = 35,250,112.20/6,467.58
  6. Step 6: Final answer
    x = 5,450.28

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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.