Home / 2,726.31-4,087.94-1,336.67

Finding the Fourth Proportional to 2,726.31, 4,087.94 and 1,336.67

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Solution

The fourth proportional to 2,726.31, 4,087.94 and 1,336.67 is: 2,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.31 : 4,087.94 = 1,336.67 : x
  2. Step 2: Convert to fraction form
    2,726.31/4,087.94 = 1,336.67/x
  3. Step 3: Cross multiply
    2,726.31x = 4,087.94 × 1,336.67
  4. Step 4: Simplify right side
    2,726.31x = 5,464,199.64
  5. Step 5: Solve for x
    x = 5,464,199.64/2,726.31
  6. Step 6: Final answer
    x = 2,004.25

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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.