Home / 2,702.42-4,049.58-1,880.27

Finding the Fourth Proportional to 2,702.42, 4,049.58 and 1,880.27

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Solution

The fourth proportional to 2,702.42, 4,049.58 and 1,880.27 is: 2,817.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.42 : 4,049.58 = 1,880.27 : x
  2. Step 2: Convert to fraction form
    2,702.42/4,049.58 = 1,880.27/x
  3. Step 3: Cross multiply
    2,702.42x = 4,049.58 × 1,880.27
  4. Step 4: Simplify right side
    2,702.42x = 7,614,303.79
  5. Step 5: Solve for x
    x = 7,614,303.79/2,702.42
  6. Step 6: Final answer
    x = 2,817.59

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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.