Home / 3,534.20-5,297.70-2,072.60

Finding the Fourth Proportional to 3,534.20, 5,297.70 and 2,072.60

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Solution

The fourth proportional to 3,534.20, 5,297.70 and 2,072.60 is: 3,106.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.20 : 5,297.70 = 2,072.60 : x
  2. Step 2: Convert to fraction form
    3,534.20/5,297.70 = 2,072.60/x
  3. Step 3: Cross multiply
    3,534.20x = 5,297.70 × 2,072.60
  4. Step 4: Simplify right side
    3,534.20x = 10,980,013.02
  5. Step 5: Solve for x
    x = 10,980,013.02/3,534.20
  6. Step 6: Final answer
    x = 3,106.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.