Home / 2,623.94-3,623.38-1,959.66

Finding the Fourth Proportional to 2,623.94, 3,623.38 and 1,959.66

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Solution

The fourth proportional to 2,623.94, 3,623.38 and 1,959.66 is: 2,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.94 : 3,623.38 = 1,959.66 : x
  2. Step 2: Convert to fraction form
    2,623.94/3,623.38 = 1,959.66/x
  3. Step 3: Cross multiply
    2,623.94x = 3,623.38 × 1,959.66
  4. Step 4: Simplify right side
    2,623.94x = 7,100,592.85
  5. Step 5: Solve for x
    x = 7,100,592.85/2,623.94
  6. Step 6: Final answer
    x = 2,706.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.