Home / 1,892.44-2,611.67-1,106.94

Finding the Fourth Proportional to 1,892.44, 2,611.67 and 1,106.94

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Solution

The fourth proportional to 1,892.44, 2,611.67 and 1,106.94 is: 1,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.44 : 2,611.67 = 1,106.94 : x
  2. Step 2: Convert to fraction form
    1,892.44/2,611.67 = 1,106.94/x
  3. Step 3: Cross multiply
    1,892.44x = 2,611.67 × 1,106.94
  4. Step 4: Simplify right side
    1,892.44x = 2,890,961.99
  5. Step 5: Solve for x
    x = 2,890,961.99/1,892.44
  6. Step 6: Final answer
    x = 1,527.64

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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.