Home / 2,316.51-3,196.67-1,268.37

Finding the Fourth Proportional to 2,316.51, 3,196.67 and 1,268.37

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Solution

The fourth proportional to 2,316.51, 3,196.67 and 1,268.37 is: 1,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.51 : 3,196.67 = 1,268.37 : x
  2. Step 2: Convert to fraction form
    2,316.51/3,196.67 = 1,268.37/x
  3. Step 3: Cross multiply
    2,316.51x = 3,196.67 × 1,268.37
  4. Step 4: Simplify right side
    2,316.51x = 4,054,553.99
  5. Step 5: Solve for x
    x = 4,054,553.99/2,316.51
  6. Step 6: Final answer
    x = 1,750.29

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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.