Home / 2,368.14-3,268.17-1,320.21

Finding the Fourth Proportional to 2,368.14, 3,268.17 and 1,320.21

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Solution

The fourth proportional to 2,368.14, 3,268.17 and 1,320.21 is: 1,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.14 : 3,268.17 = 1,320.21 : x
  2. Step 2: Convert to fraction form
    2,368.14/3,268.17 = 1,320.21/x
  3. Step 3: Cross multiply
    2,368.14x = 3,268.17 × 1,320.21
  4. Step 4: Simplify right side
    2,368.14x = 4,314,670.72
  5. Step 5: Solve for x
    x = 4,314,670.72/2,368.14
  6. Step 6: Final answer
    x = 1,821.97

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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.