Home / 2,719.94-4,080.95-1,623.66

Finding the Fourth Proportional to 2,719.94, 4,080.95 and 1,623.66

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Solution

The fourth proportional to 2,719.94, 4,080.95 and 1,623.66 is: 2,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.94 : 4,080.95 = 1,623.66 : x
  2. Step 2: Convert to fraction form
    2,719.94/4,080.95 = 1,623.66/x
  3. Step 3: Cross multiply
    2,719.94x = 4,080.95 × 1,623.66
  4. Step 4: Simplify right side
    2,719.94x = 6,626,067.16
  5. Step 5: Solve for x
    x = 6,626,067.16/2,719.94
  6. Step 6: Final answer
    x = 2,436.11

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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.