Home / 1,361.82-2,032.73-1,246.40

Finding the Fourth Proportional to 1,361.82, 2,032.73 and 1,246.40

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Solution

The fourth proportional to 1,361.82, 2,032.73 and 1,246.40 is: 1,860.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361.82 : 2,032.73 = 1,246.40 : x
  2. Step 2: Convert to fraction form
    1,361.82/2,032.73 = 1,246.40/x
  3. Step 3: Cross multiply
    1,361.82x = 2,032.73 × 1,246.40
  4. Step 4: Simplify right side
    1,361.82x = 2,533,587.62
  5. Step 5: Solve for x
    x = 2,533,587.62/1,361.82
  6. Step 6: Final answer
    x = 1,860.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.