Home / 4,187.36-5,771.94-3,345.41

Finding the Fourth Proportional to 4,187.36, 5,771.94 and 3,345.41

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Solution

The fourth proportional to 4,187.36, 5,771.94 and 3,345.41 is: 4,611.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.36 : 5,771.94 = 3,345.41 : x
  2. Step 2: Convert to fraction form
    4,187.36/5,771.94 = 3,345.41/x
  3. Step 3: Cross multiply
    4,187.36x = 5,771.94 × 3,345.41
  4. Step 4: Simplify right side
    4,187.36x = 19,309,505.80
  5. Step 5: Solve for x
    x = 19,309,505.80/4,187.36
  6. Step 6: Final answer
    x = 4,611.38

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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.