Home / 1,601.73-2,208.96-1,071.18

Finding the Fourth Proportional to 1,601.73, 2,208.96 and 1,071.18

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Solution

The fourth proportional to 1,601.73, 2,208.96 and 1,071.18 is: 1,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.73 : 2,208.96 = 1,071.18 : x
  2. Step 2: Convert to fraction form
    1,601.73/2,208.96 = 1,071.18/x
  3. Step 3: Cross multiply
    1,601.73x = 2,208.96 × 1,071.18
  4. Step 4: Simplify right side
    1,601.73x = 2,366,193.77
  5. Step 5: Solve for x
    x = 2,366,193.77/1,601.73
  6. Step 6: Final answer
    x = 1,477.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.