Home / 2,973.49-4,103.41-1,647.17

Finding the Fourth Proportional to 2,973.49, 4,103.41 and 1,647.17

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Solution

The fourth proportional to 2,973.49, 4,103.41 and 1,647.17 is: 2,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.49 : 4,103.41 = 1,647.17 : x
  2. Step 2: Convert to fraction form
    2,973.49/4,103.41 = 1,647.17/x
  3. Step 3: Cross multiply
    2,973.49x = 4,103.41 × 1,647.17
  4. Step 4: Simplify right side
    2,973.49x = 6,759,007.69
  5. Step 5: Solve for x
    x = 6,759,007.69/2,973.49
  6. Step 6: Final answer
    x = 2,273.09

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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.