Home / 2,477.73-3,425.85-2,166.51

Finding the Fourth Proportional to 2,477.73, 3,425.85 and 2,166.51

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Solution

The fourth proportional to 2,477.73, 3,425.85 and 2,166.51 is: 2,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.73 : 3,425.85 = 2,166.51 : x
  2. Step 2: Convert to fraction form
    2,477.73/3,425.85 = 2,166.51/x
  3. Step 3: Cross multiply
    2,477.73x = 3,425.85 × 2,166.51
  4. Step 4: Simplify right side
    2,477.73x = 7,422,138.28
  5. Step 5: Solve for x
    x = 7,422,138.28/2,477.73
  6. Step 6: Final answer
    x = 2,995.54

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