Home / 2,701.27-4,051.81-1,119.94

Finding the Fourth Proportional to 2,701.27, 4,051.81 and 1,119.94

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Solution

The fourth proportional to 2,701.27, 4,051.81 and 1,119.94 is: 1,679.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.27 : 4,051.81 = 1,119.94 : x
  2. Step 2: Convert to fraction form
    2,701.27/4,051.81 = 1,119.94/x
  3. Step 3: Cross multiply
    2,701.27x = 4,051.81 × 1,119.94
  4. Step 4: Simplify right side
    2,701.27x = 4,537,784.09
  5. Step 5: Solve for x
    x = 4,537,784.09/2,701.27
  6. Step 6: Final answer
    x = 1,679.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.