Home / 2,268.68-3,130.92-1,936.98

Finding the Fourth Proportional to 2,268.68, 3,130.92 and 1,936.98

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Solution

The fourth proportional to 2,268.68, 3,130.92 and 1,936.98 is: 2,673.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.68 : 3,130.92 = 1,936.98 : x
  2. Step 2: Convert to fraction form
    2,268.68/3,130.92 = 1,936.98/x
  3. Step 3: Cross multiply
    2,268.68x = 3,130.92 × 1,936.98
  4. Step 4: Simplify right side
    2,268.68x = 6,064,529.42
  5. Step 5: Solve for x
    x = 6,064,529.42/2,268.68
  6. Step 6: Final answer
    x = 2,673.16

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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.