Home / 2,976.03-4,106.93-1,717.08

Finding the Fourth Proportional to 2,976.03, 4,106.93 and 1,717.08

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Solution

The fourth proportional to 2,976.03, 4,106.93 and 1,717.08 is: 2,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.03 : 4,106.93 = 1,717.08 : x
  2. Step 2: Convert to fraction form
    2,976.03/4,106.93 = 1,717.08/x
  3. Step 3: Cross multiply
    2,976.03x = 4,106.93 × 1,717.08
  4. Step 4: Simplify right side
    2,976.03x = 7,051,918.78
  5. Step 5: Solve for x
    x = 7,051,918.78/2,976.03
  6. Step 6: Final answer
    x = 2,369.57

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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.