Home / 4,790.70-6,611.18-2,801.25

Finding the Fourth Proportional to 4,790.70, 6,611.18 and 2,801.25

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Solution

The fourth proportional to 4,790.70, 6,611.18 and 2,801.25 is: 3,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.70 : 6,611.18 = 2,801.25 : x
  2. Step 2: Convert to fraction form
    4,790.70/6,611.18 = 2,801.25/x
  3. Step 3: Cross multiply
    4,790.70x = 6,611.18 × 2,801.25
  4. Step 4: Simplify right side
    4,790.70x = 18,519,553.97
  5. Step 5: Solve for x
    x = 18,519,553.97/4,790.70
  6. Step 6: Final answer
    x = 3,865.73

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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.