Home / 2,873.25-4,310.07-1,313.31

Finding the Fourth Proportional to 2,873.25, 4,310.07 and 1,313.31

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Solution

The fourth proportional to 2,873.25, 4,310.07 and 1,313.31 is: 1,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.25 : 4,310.07 = 1,313.31 : x
  2. Step 2: Convert to fraction form
    2,873.25/4,310.07 = 1,313.31/x
  3. Step 3: Cross multiply
    2,873.25x = 4,310.07 × 1,313.31
  4. Step 4: Simplify right side
    2,873.25x = 5,660,458.03
  5. Step 5: Solve for x
    x = 5,660,458.03/2,873.25
  6. Step 6: Final answer
    x = 1,970.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.