Home / 2,996.54-4,135.25-1,670.33

Finding the Fourth Proportional to 2,996.54, 4,135.25 and 1,670.33

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Solution

The fourth proportional to 2,996.54, 4,135.25 and 1,670.33 is: 2,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.54 : 4,135.25 = 1,670.33 : x
  2. Step 2: Convert to fraction form
    2,996.54/4,135.25 = 1,670.33/x
  3. Step 3: Cross multiply
    2,996.54x = 4,135.25 × 1,670.33
  4. Step 4: Simplify right side
    2,996.54x = 6,907,215.72
  5. Step 5: Solve for x
    x = 6,907,215.72/2,996.54
  6. Step 6: Final answer
    x = 2,305.07

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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.