Home / 2,368.91-3,268.81-1,360.56

Finding the Fourth Proportional to 2,368.91, 3,268.81 and 1,360.56

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Solution

The fourth proportional to 2,368.91, 3,268.81 and 1,360.56 is: 1,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.91 : 3,268.81 = 1,360.56 : x
  2. Step 2: Convert to fraction form
    2,368.91/3,268.81 = 1,360.56/x
  3. Step 3: Cross multiply
    2,368.91x = 3,268.81 × 1,360.56
  4. Step 4: Simplify right side
    2,368.91x = 4,447,418.44
  5. Step 5: Solve for x
    x = 4,447,418.44/2,368.91
  6. Step 6: Final answer
    x = 1,877.41

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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.