Home / 4,813.88-6,629.22-3,485.48

Finding the Fourth Proportional to 4,813.88, 6,629.22 and 3,485.48

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Solution

The fourth proportional to 4,813.88, 6,629.22 and 3,485.48 is: 4,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.88 : 6,629.22 = 3,485.48 : x
  2. Step 2: Convert to fraction form
    4,813.88/6,629.22 = 3,485.48/x
  3. Step 3: Cross multiply
    4,813.88x = 6,629.22 × 3,485.48
  4. Step 4: Simplify right side
    4,813.88x = 23,106,013.73
  5. Step 5: Solve for x
    x = 23,106,013.73/4,813.88
  6. Step 6: Final answer
    x = 4,799.87

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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.