Home / 3,058.46-4,585.80-2,081.60

Finding the Fourth Proportional to 3,058.46, 4,585.80 and 2,081.60

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Solution

The fourth proportional to 3,058.46, 4,585.80 and 2,081.60 is: 3,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.46 : 4,585.80 = 2,081.60 : x
  2. Step 2: Convert to fraction form
    3,058.46/4,585.80 = 2,081.60/x
  3. Step 3: Cross multiply
    3,058.46x = 4,585.80 × 2,081.60
  4. Step 4: Simplify right side
    3,058.46x = 9,545,801.28
  5. Step 5: Solve for x
    x = 9,545,801.28/3,058.46
  6. Step 6: Final answer
    x = 3,121.11

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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.