Home / 1,268.18-1,893.70-1,037.52

Finding the Fourth Proportional to 1,268.18, 1,893.70 and 1,037.52

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Solution

The fourth proportional to 1,268.18, 1,893.70 and 1,037.52 is: 1,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268.18 : 1,893.70 = 1,037.52 : x
  2. Step 2: Convert to fraction form
    1,268.18/1,893.70 = 1,037.52/x
  3. Step 3: Cross multiply
    1,268.18x = 1,893.70 × 1,037.52
  4. Step 4: Simplify right side
    1,268.18x = 1,964,751.62
  5. Step 5: Solve for x
    x = 1,964,751.62/1,268.18
  6. Step 6: Final answer
    x = 1,549.27

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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.