Home / 1,364.86-2,037.24-1,268.56

Finding the Fourth Proportional to 1,364.86, 2,037.24 and 1,268.56

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Solution

The fourth proportional to 1,364.86, 2,037.24 and 1,268.56 is: 1,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.86 : 2,037.24 = 1,268.56 : x
  2. Step 2: Convert to fraction form
    1,364.86/2,037.24 = 1,268.56/x
  3. Step 3: Cross multiply
    1,364.86x = 2,037.24 × 1,268.56
  4. Step 4: Simplify right side
    1,364.86x = 2,584,361.17
  5. Step 5: Solve for x
    x = 2,584,361.17/1,364.86
  6. Step 6: Final answer
    x = 1,893.50

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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.