Home / 6,122.54-8,447.64-3,604.52

Finding the Fourth Proportional to 6,122.54, 8,447.64 and 3,604.52

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Solution

The fourth proportional to 6,122.54, 8,447.64 and 3,604.52 is: 4,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.54 : 8,447.64 = 3,604.52 : x
  2. Step 2: Convert to fraction form
    6,122.54/8,447.64 = 3,604.52/x
  3. Step 3: Cross multiply
    6,122.54x = 8,447.64 × 3,604.52
  4. Step 4: Simplify right side
    6,122.54x = 30,449,687.33
  5. Step 5: Solve for x
    x = 30,449,687.33/6,122.54
  6. Step 6: Final answer
    x = 4,973.37

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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.