Home / 2,936.22-4,051.47-1,676.70

Finding the Fourth Proportional to 2,936.22, 4,051.47 and 1,676.70

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Solution

The fourth proportional to 2,936.22, 4,051.47 and 1,676.70 is: 2,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.22 : 4,051.47 = 1,676.70 : x
  2. Step 2: Convert to fraction form
    2,936.22/4,051.47 = 1,676.70/x
  3. Step 3: Cross multiply
    2,936.22x = 4,051.47 × 1,676.70
  4. Step 4: Simplify right side
    2,936.22x = 6,793,099.75
  5. Step 5: Solve for x
    x = 6,793,099.75/2,936.22
  6. Step 6: Final answer
    x = 2,313.55

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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.