Home / 2,069.73-3,101.70-1,605.33

Finding the Fourth Proportional to 2,069.73, 3,101.70 and 1,605.33

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Solution

The fourth proportional to 2,069.73, 3,101.70 and 1,605.33 is: 2,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.73 : 3,101.70 = 1,605.33 : x
  2. Step 2: Convert to fraction form
    2,069.73/3,101.70 = 1,605.33/x
  3. Step 3: Cross multiply
    2,069.73x = 3,101.70 × 1,605.33
  4. Step 4: Simplify right side
    2,069.73x = 4,979,252.06
  5. Step 5: Solve for x
    x = 4,979,252.06/2,069.73
  6. Step 6: Final answer
    x = 2,405.75

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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.