Home / 2,975.91-4,106.73-1,716.95

Finding the Fourth Proportional to 2,975.91, 4,106.73 and 1,716.95

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Solution

The fourth proportional to 2,975.91, 4,106.73 and 1,716.95 is: 2,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.91 : 4,106.73 = 1,716.95 : x
  2. Step 2: Convert to fraction form
    2,975.91/4,106.73 = 1,716.95/x
  3. Step 3: Cross multiply
    2,975.91x = 4,106.73 × 1,716.95
  4. Step 4: Simplify right side
    2,975.91x = 7,051,053.90
  5. Step 5: Solve for x
    x = 7,051,053.90/2,975.91
  6. Step 6: Final answer
    x = 2,369.37

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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.