Home / 2,047.85-3,072.68-1,073.72

Finding the Fourth Proportional to 2,047.85, 3,072.68 and 1,073.72

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Solution

The fourth proportional to 2,047.85, 3,072.68 and 1,073.72 is: 1,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.85 : 3,072.68 = 1,073.72 : x
  2. Step 2: Convert to fraction form
    2,047.85/3,072.68 = 1,073.72/x
  3. Step 3: Cross multiply
    2,047.85x = 3,072.68 × 1,073.72
  4. Step 4: Simplify right side
    2,047.85x = 3,299,177.24
  5. Step 5: Solve for x
    x = 3,299,177.24/2,047.85
  6. Step 6: Final answer
    x = 1,611.05

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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.