Home / 3,287.41-4,937.75-1,973.66

Finding the Fourth Proportional to 3,287.41, 4,937.75 and 1,973.66

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Solution

The fourth proportional to 3,287.41, 4,937.75 and 1,973.66 is: 2,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.41 : 4,937.75 = 1,973.66 : x
  2. Step 2: Convert to fraction form
    3,287.41/4,937.75 = 1,973.66/x
  3. Step 3: Cross multiply
    3,287.41x = 4,937.75 × 1,973.66
  4. Step 4: Simplify right side
    3,287.41x = 9,745,456.94
  5. Step 5: Solve for x
    x = 9,745,456.94/3,287.41
  6. Step 6: Final answer
    x = 2,964.48

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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.