Home / 2,852.18-3,936.29-1,673.22

Finding the Fourth Proportional to 2,852.18, 3,936.29 and 1,673.22

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Solution

The fourth proportional to 2,852.18, 3,936.29 and 1,673.22 is: 2,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.18 : 3,936.29 = 1,673.22 : x
  2. Step 2: Convert to fraction form
    2,852.18/3,936.29 = 1,673.22/x
  3. Step 3: Cross multiply
    2,852.18x = 3,936.29 × 1,673.22
  4. Step 4: Simplify right side
    2,852.18x = 6,586,270.79
  5. Step 5: Solve for x
    x = 6,586,270.79/2,852.18
  6. Step 6: Final answer
    x = 2,309.21

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1.5x scale

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.