Home / 3,537.54-5,291.67-3,216.78

Finding the Fourth Proportional to 3,537.54, 5,291.67 and 3,216.78

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Solution

The fourth proportional to 3,537.54, 5,291.67 and 3,216.78 is: 4,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.54 : 5,291.67 = 3,216.78 : x
  2. Step 2: Convert to fraction form
    3,537.54/5,291.67 = 3,216.78/x
  3. Step 3: Cross multiply
    3,537.54x = 5,291.67 × 3,216.78
  4. Step 4: Simplify right side
    3,537.54x = 17,022,138.22
  5. Step 5: Solve for x
    x = 17,022,138.22/3,537.54
  6. Step 6: Final answer
    x = 4,811.86

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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.