Home / 2,338.83-3,220.62-1,674.54

Finding the Fourth Proportional to 2,338.83, 3,220.62 and 1,674.54

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Solution

The fourth proportional to 2,338.83, 3,220.62 and 1,674.54 is: 2,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.83 : 3,220.62 = 1,674.54 : x
  2. Step 2: Convert to fraction form
    2,338.83/3,220.62 = 1,674.54/x
  3. Step 3: Cross multiply
    2,338.83x = 3,220.62 × 1,674.54
  4. Step 4: Simplify right side
    2,338.83x = 5,393,057.01
  5. Step 5: Solve for x
    x = 5,393,057.01/2,338.83
  6. Step 6: Final answer
    x = 2,305.88

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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.