Home / 4,021.06-5,546.29-2,828.58

Finding the Fourth Proportional to 4,021.06, 5,546.29 and 2,828.58

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Solution

The fourth proportional to 4,021.06, 5,546.29 and 2,828.58 is: 3,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.06 : 5,546.29 = 2,828.58 : x
  2. Step 2: Convert to fraction form
    4,021.06/5,546.29 = 2,828.58/x
  3. Step 3: Cross multiply
    4,021.06x = 5,546.29 × 2,828.58
  4. Step 4: Simplify right side
    4,021.06x = 15,688,104.31
  5. Step 5: Solve for x
    x = 15,688,104.31/4,021.06
  6. Step 6: Final answer
    x = 3,901.48

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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.