Home / 2,852.84-3,936.98-1,673.88

Finding the Fourth Proportional to 2,852.84, 3,936.98 and 1,673.88

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Solution

The fourth proportional to 2,852.84, 3,936.98 and 1,673.88 is: 2,309.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.84 : 3,936.98 = 1,673.88 : x
  2. Step 2: Convert to fraction form
    2,852.84/3,936.98 = 1,673.88/x
  3. Step 3: Cross multiply
    2,852.84x = 3,936.98 × 1,673.88
  4. Step 4: Simplify right side
    2,852.84x = 6,590,032.08
  5. Step 5: Solve for x
    x = 6,590,032.08/2,852.84
  6. Step 6: Final answer
    x = 2,309.99

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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.