Home / 2,852.64-3,936.96-1,674

Finding the Fourth Proportional to 2,852.64, 3,936.96 and 1,674

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Solution

The fourth proportional to 2,852.64, 3,936.96 and 1,674 is: 2,310.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.64 : 3,936.96 = 1,674 : x
  2. Step 2: Convert to fraction form
    2,852.64/3,936.96 = 1,674/x
  3. Step 3: Cross multiply
    2,852.64x = 3,936.96 × 1,674
  4. Step 4: Simplify right side
    2,852.64x = 6,590,471.04
  5. Step 5: Solve for x
    x = 6,590,471.04/2,852.64
  6. Step 6: Final answer
    x = 2,310.31

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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.