Home / 3,185.89-4,757.36-2,602.03

Finding the Fourth Proportional to 3,185.89, 4,757.36 and 2,602.03

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Solution

The fourth proportional to 3,185.89, 4,757.36 and 2,602.03 is: 3,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.89 : 4,757.36 = 2,602.03 : x
  2. Step 2: Convert to fraction form
    3,185.89/4,757.36 = 2,602.03/x
  3. Step 3: Cross multiply
    3,185.89x = 4,757.36 × 2,602.03
  4. Step 4: Simplify right side
    3,185.89x = 12,378,793.44
  5. Step 5: Solve for x
    x = 12,378,793.44/3,185.89
  6. Step 6: Final answer
    x = 3,885.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.