Home / 8,467.26-11,682.08-5,485.38

Finding the Fourth Proportional to 8,467.26, 11,682.08 and 5,485.38

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Solution

The fourth proportional to 8,467.26, 11,682.08 and 5,485.38 is: 7,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.26 : 11,682.08 = 5,485.38 : x
  2. Step 2: Convert to fraction form
    8,467.26/11,682.08 = 5,485.38/x
  3. Step 3: Cross multiply
    8,467.26x = 11,682.08 × 5,485.38
  4. Step 4: Simplify right side
    8,467.26x = 64,080,647.99
  5. Step 5: Solve for x
    x = 64,080,647.99/8,467.26
  6. Step 6: Final answer
    x = 7,568.05

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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.