Home / 3,676.67-5,074.40-2,685.23

Finding the Fourth Proportional to 3,676.67, 5,074.40 and 2,685.23

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Solution

The fourth proportional to 3,676.67, 5,074.40 and 2,685.23 is: 3,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.67 : 5,074.40 = 2,685.23 : x
  2. Step 2: Convert to fraction form
    3,676.67/5,074.40 = 2,685.23/x
  3. Step 3: Cross multiply
    3,676.67x = 5,074.40 × 2,685.23
  4. Step 4: Simplify right side
    3,676.67x = 13,625,912.45
  5. Step 5: Solve for x
    x = 13,625,912.45/3,676.67
  6. Step 6: Final answer
    x = 3,706.05

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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.