Home / 6,131.26-8,458.97-4,008.02

Finding the Fourth Proportional to 6,131.26, 8,458.97 and 4,008.02

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Solution

The fourth proportional to 6,131.26, 8,458.97 and 4,008.02 is: 5,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.26 : 8,458.97 = 4,008.02 : x
  2. Step 2: Convert to fraction form
    6,131.26/8,458.97 = 4,008.02/x
  3. Step 3: Cross multiply
    6,131.26x = 8,458.97 × 4,008.02
  4. Step 4: Simplify right side
    6,131.26x = 33,903,658.60
  5. Step 5: Solve for x
    x = 33,903,658.60/6,131.26
  6. Step 6: Final answer
    x = 5,529.64

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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.