Home / 2,177.06-3,266.37-1,007.60

Finding the Fourth Proportional to 2,177.06, 3,266.37 and 1,007.60

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Solution

The fourth proportional to 2,177.06, 3,266.37 and 1,007.60 is: 1,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.06 : 3,266.37 = 1,007.60 : x
  2. Step 2: Convert to fraction form
    2,177.06/3,266.37 = 1,007.60/x
  3. Step 3: Cross multiply
    2,177.06x = 3,266.37 × 1,007.60
  4. Step 4: Simplify right side
    2,177.06x = 3,291,194.41
  5. Step 5: Solve for x
    x = 3,291,194.41/2,177.06
  6. Step 6: Final answer
    x = 1,511.76

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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.