Home / 3,628.31-5,005.62-2,368.96

Finding the Fourth Proportional to 3,628.31, 5,005.62 and 2,368.96

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Solution

The fourth proportional to 3,628.31, 5,005.62 and 2,368.96 is: 3,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.31 : 5,005.62 = 2,368.96 : x
  2. Step 2: Convert to fraction form
    3,628.31/5,005.62 = 2,368.96/x
  3. Step 3: Cross multiply
    3,628.31x = 5,005.62 × 2,368.96
  4. Step 4: Simplify right side
    3,628.31x = 11,858,088.53
  5. Step 5: Solve for x
    x = 11,858,088.53/3,628.31
  6. Step 6: Final answer
    x = 3,268.22

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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.