Home / 2,936.94-4,407.14-1,089.35

Finding the Fourth Proportional to 2,936.94, 4,407.14 and 1,089.35

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Solution

The fourth proportional to 2,936.94, 4,407.14 and 1,089.35 is: 1,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.94 : 4,407.14 = 1,089.35 : x
  2. Step 2: Convert to fraction form
    2,936.94/4,407.14 = 1,089.35/x
  3. Step 3: Cross multiply
    2,936.94x = 4,407.14 × 1,089.35
  4. Step 4: Simplify right side
    2,936.94x = 4,800,917.96
  5. Step 5: Solve for x
    x = 4,800,917.96/2,936.94
  6. Step 6: Final answer
    x = 1,634.67

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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.