Home / 2,852.88-3,937.92-1,674.28

Finding the Fourth Proportional to 2,852.88, 3,937.92 and 1,674.28

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Solution

The fourth proportional to 2,852.88, 3,937.92 and 1,674.28 is: 2,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.88 : 3,937.92 = 1,674.28 : x
  2. Step 2: Convert to fraction form
    2,852.88/3,937.92 = 1,674.28/x
  3. Step 3: Cross multiply
    2,852.88x = 3,937.92 × 1,674.28
  4. Step 4: Simplify right side
    2,852.88x = 6,593,180.70
  5. Step 5: Solve for x
    x = 6,593,180.70/2,852.88
  6. Step 6: Final answer
    x = 2,311.06

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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.