Home / 3,370.89-5,058.06-1,891.77

Finding the Fourth Proportional to 3,370.89, 5,058.06 and 1,891.77

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Solution

The fourth proportional to 3,370.89, 5,058.06 and 1,891.77 is: 2,838.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.89 : 5,058.06 = 1,891.77 : x
  2. Step 2: Convert to fraction form
    3,370.89/5,058.06 = 1,891.77/x
  3. Step 3: Cross multiply
    3,370.89x = 5,058.06 × 1,891.77
  4. Step 4: Simplify right side
    3,370.89x = 9,568,686.17
  5. Step 5: Solve for x
    x = 9,568,686.17/3,370.89
  6. Step 6: Final answer
    x = 2,838.62

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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.