Home / 2,955.35-4,053.94-2,893.84

Finding the Fourth Proportional to 2,955.35, 4,053.94 and 2,893.84

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Solution

The fourth proportional to 2,955.35, 4,053.94 and 2,893.84 is: 3,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.35 : 4,053.94 = 2,893.84 : x
  2. Step 2: Convert to fraction form
    2,955.35/4,053.94 = 2,893.84/x
  3. Step 3: Cross multiply
    2,955.35x = 4,053.94 × 2,893.84
  4. Step 4: Simplify right side
    2,955.35x = 11,731,436.36
  5. Step 5: Solve for x
    x = 11,731,436.36/2,955.35
  6. Step 6: Final answer
    x = 3,969.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.