Home / 2,694.08-4,041.12-1,722.08

Finding the Fourth Proportional to 2,694.08, 4,041.12 and 1,722.08

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Solution

The fourth proportional to 2,694.08, 4,041.12 and 1,722.08 is: 2,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.08 : 4,041.12 = 1,722.08 : x
  2. Step 2: Convert to fraction form
    2,694.08/4,041.12 = 1,722.08/x
  3. Step 3: Cross multiply
    2,694.08x = 4,041.12 × 1,722.08
  4. Step 4: Simplify right side
    2,694.08x = 6,959,111.72
  5. Step 5: Solve for x
    x = 6,959,111.72/2,694.08
  6. Step 6: Final answer
    x = 2,583.12

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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.