Home / 2,684.75-4,025.30-1,366.88

Finding the Fourth Proportional to 2,684.75, 4,025.30 and 1,366.88

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Solution

The fourth proportional to 2,684.75, 4,025.30 and 1,366.88 is: 2,049.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.75 : 4,025.30 = 1,366.88 : x
  2. Step 2: Convert to fraction form
    2,684.75/4,025.30 = 1,366.88/x
  3. Step 3: Cross multiply
    2,684.75x = 4,025.30 × 1,366.88
  4. Step 4: Simplify right side
    2,684.75x = 5,502,075.10
  5. Step 5: Solve for x
    x = 5,502,075.10/2,684.75
  6. Step 6: Final answer
    x = 2,049.38

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1.5x scale

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.