Home / 3,550.23-5,328.18-2,090.61

Finding the Fourth Proportional to 3,550.23, 5,328.18 and 2,090.61

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Solution

The fourth proportional to 3,550.23, 5,328.18 and 2,090.61 is: 3,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.23 : 5,328.18 = 2,090.61 : x
  2. Step 2: Convert to fraction form
    3,550.23/5,328.18 = 2,090.61/x
  3. Step 3: Cross multiply
    3,550.23x = 5,328.18 × 2,090.61
  4. Step 4: Simplify right side
    3,550.23x = 11,139,146.39
  5. Step 5: Solve for x
    x = 11,139,146.39/3,550.23
  6. Step 6: Final answer
    x = 3,137.58

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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.