Home / 3,271.59-4,514.12-1,945.04

Finding the Fourth Proportional to 3,271.59, 4,514.12 and 1,945.04

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Solution

The fourth proportional to 3,271.59, 4,514.12 and 1,945.04 is: 2,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.59 : 4,514.12 = 1,945.04 : x
  2. Step 2: Convert to fraction form
    3,271.59/4,514.12 = 1,945.04/x
  3. Step 3: Cross multiply
    3,271.59x = 4,514.12 × 1,945.04
  4. Step 4: Simplify right side
    3,271.59x = 8,780,143.96
  5. Step 5: Solve for x
    x = 8,780,143.96/3,271.59
  6. Step 6: Final answer
    x = 2,683.75

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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.