Home / 3,525.57-5,287.29-2,211.33

Finding the Fourth Proportional to 3,525.57, 5,287.29 and 2,211.33

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Solution

The fourth proportional to 3,525.57, 5,287.29 and 2,211.33 is: 3,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.57 : 5,287.29 = 2,211.33 : x
  2. Step 2: Convert to fraction form
    3,525.57/5,287.29 = 2,211.33/x
  3. Step 3: Cross multiply
    3,525.57x = 5,287.29 × 2,211.33
  4. Step 4: Simplify right side
    3,525.57x = 11,691,943.00
  5. Step 5: Solve for x
    x = 11,691,943.00/3,525.57
  6. Step 6: Final answer
    x = 3,316.33

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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.