Home / 2,973.54-4,103.71-1,647.36

Finding the Fourth Proportional to 2,973.54, 4,103.71 and 1,647.36

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Solution

The fourth proportional to 2,973.54, 4,103.71 and 1,647.36 is: 2,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.54 : 4,103.71 = 1,647.36 : x
  2. Step 2: Convert to fraction form
    2,973.54/4,103.71 = 1,647.36/x
  3. Step 3: Cross multiply
    2,973.54x = 4,103.71 × 1,647.36
  4. Step 4: Simplify right side
    2,973.54x = 6,760,287.71
  5. Step 5: Solve for x
    x = 6,760,287.71/2,973.54
  6. Step 6: Final answer
    x = 2,273.48

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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.