Home / 2,936.25-4,051.97-1,609.98

Finding the Fourth Proportional to 2,936.25, 4,051.97 and 1,609.98

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Solution

The fourth proportional to 2,936.25, 4,051.97 and 1,609.98 is: 2,221.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.25 : 4,051.97 = 1,609.98 : x
  2. Step 2: Convert to fraction form
    2,936.25/4,051.97 = 1,609.98/x
  3. Step 3: Cross multiply
    2,936.25x = 4,051.97 × 1,609.98
  4. Step 4: Simplify right side
    2,936.25x = 6,523,582.51
  5. Step 5: Solve for x
    x = 6,523,582.51/2,936.25
  6. Step 6: Final answer
    x = 2,221.74

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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.