Home / 2,735.75-4,106.36-1,439.95

Finding the Fourth Proportional to 2,735.75, 4,106.36 and 1,439.95

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Solution

The fourth proportional to 2,735.75, 4,106.36 and 1,439.95 is: 2,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.75 : 4,106.36 = 1,439.95 : x
  2. Step 2: Convert to fraction form
    2,735.75/4,106.36 = 1,439.95/x
  3. Step 3: Cross multiply
    2,735.75x = 4,106.36 × 1,439.95
  4. Step 4: Simplify right side
    2,735.75x = 5,912,953.08
  5. Step 5: Solve for x
    x = 5,912,953.08/2,735.75
  6. Step 6: Final answer
    x = 2,161.36

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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.