Home / 6,467.41-8,928.57-3,950.11

Finding the Fourth Proportional to 6,467.41, 8,928.57 and 3,950.11

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Solution

The fourth proportional to 6,467.41, 8,928.57 and 3,950.11 is: 5,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.41 : 8,928.57 = 3,950.11 : x
  2. Step 2: Convert to fraction form
    6,467.41/8,928.57 = 3,950.11/x
  3. Step 3: Cross multiply
    6,467.41x = 8,928.57 × 3,950.11
  4. Step 4: Simplify right side
    6,467.41x = 35,268,833.64
  5. Step 5: Solve for x
    x = 35,268,833.64/6,467.41
  6. Step 6: Final answer
    x = 5,453.32

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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.