Home / 2,684.82-4,025.40-1,698.24

Finding the Fourth Proportional to 2,684.82, 4,025.40 and 1,698.24

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Solution

The fourth proportional to 2,684.82, 4,025.40 and 1,698.24 is: 2,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.82 : 4,025.40 = 1,698.24 : x
  2. Step 2: Convert to fraction form
    2,684.82/4,025.40 = 1,698.24/x
  3. Step 3: Cross multiply
    2,684.82x = 4,025.40 × 1,698.24
  4. Step 4: Simplify right side
    2,684.82x = 6,836,095.30
  5. Step 5: Solve for x
    x = 6,836,095.30/2,684.82
  6. Step 6: Final answer
    x = 2,546.20

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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.