Home / 4,165.70-5,733.69-2,921.54

Finding the Fourth Proportional to 4,165.70, 5,733.69 and 2,921.54

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Solution

The fourth proportional to 4,165.70, 5,733.69 and 2,921.54 is: 4,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.70 : 5,733.69 = 2,921.54 : x
  2. Step 2: Convert to fraction form
    4,165.70/5,733.69 = 2,921.54/x
  3. Step 3: Cross multiply
    4,165.70x = 5,733.69 × 2,921.54
  4. Step 4: Simplify right side
    4,165.70x = 16,751,204.68
  5. Step 5: Solve for x
    x = 16,751,204.68/4,165.70
  6. Step 6: Final answer
    x = 4,021.22

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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.