Home / 3,383.94-4,657.59-2,955.45

Finding the Fourth Proportional to 3,383.94, 4,657.59 and 2,955.45

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Solution

The fourth proportional to 3,383.94, 4,657.59 and 2,955.45 is: 4,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.94 : 4,657.59 = 2,955.45 : x
  2. Step 2: Convert to fraction form
    3,383.94/4,657.59 = 2,955.45/x
  3. Step 3: Cross multiply
    3,383.94x = 4,657.59 × 2,955.45
  4. Step 4: Simplify right side
    3,383.94x = 13,765,274.37
  5. Step 5: Solve for x
    x = 13,765,274.37/3,383.94
  6. Step 6: Final answer
    x = 4,067.82

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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.