Home / 4,791.26-6,611.42-2,666.45

Finding the Fourth Proportional to 4,791.26, 6,611.42 and 2,666.45

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Solution

The fourth proportional to 4,791.26, 6,611.42 and 2,666.45 is: 3,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.26 : 6,611.42 = 2,666.45 : x
  2. Step 2: Convert to fraction form
    4,791.26/6,611.42 = 2,666.45/x
  3. Step 3: Cross multiply
    4,791.26x = 6,611.42 × 2,666.45
  4. Step 4: Simplify right side
    4,791.26x = 17,629,020.86
  5. Step 5: Solve for x
    x = 17,629,020.86/4,791.26
  6. Step 6: Final answer
    x = 3,679.41

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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.