Home / 2,708.37-4,058.91-1,974.51

Finding the Fourth Proportional to 2,708.37, 4,058.91 and 1,974.51

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Solution

The fourth proportional to 2,708.37, 4,058.91 and 1,974.51 is: 2,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.37 : 4,058.91 = 1,974.51 : x
  2. Step 2: Convert to fraction form
    2,708.37/4,058.91 = 1,974.51/x
  3. Step 3: Cross multiply
    2,708.37x = 4,058.91 × 1,974.51
  4. Step 4: Simplify right side
    2,708.37x = 8,014,358.38
  5. Step 5: Solve for x
    x = 8,014,358.38/2,708.37
  6. Step 6: Final answer
    x = 2,959.11

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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.