Home / 2,177.54-3,260.22-1,135.26

Finding the Fourth Proportional to 2,177.54, 3,260.22 and 1,135.26

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Solution

The fourth proportional to 2,177.54, 3,260.22 and 1,135.26 is: 1,699.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.54 : 3,260.22 = 1,135.26 : x
  2. Step 2: Convert to fraction form
    2,177.54/3,260.22 = 1,135.26/x
  3. Step 3: Cross multiply
    2,177.54x = 3,260.22 × 1,135.26
  4. Step 4: Simplify right side
    2,177.54x = 3,701,197.36
  5. Step 5: Solve for x
    x = 3,701,197.36/2,177.54
  6. Step 6: Final answer
    x = 1,699.71

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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.