Home / 2,991.41-4,125.52-2,094.69

Finding the Fourth Proportional to 2,991.41, 4,125.52 and 2,094.69

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Solution

The fourth proportional to 2,991.41, 4,125.52 and 2,094.69 is: 2,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991.41 : 4,125.52 = 2,094.69 : x
  2. Step 2: Convert to fraction form
    2,991.41/4,125.52 = 2,094.69/x
  3. Step 3: Cross multiply
    2,991.41x = 4,125.52 × 2,094.69
  4. Step 4: Simplify right side
    2,991.41x = 8,641,685.49
  5. Step 5: Solve for x
    x = 8,641,685.49/2,991.41
  6. Step 6: Final answer
    x = 2,888.83

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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.