Home / 4,122.40-6,182.18-2,743.00

Finding the Fourth Proportional to 4,122.40, 6,182.18 and 2,743.00

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Solution

The fourth proportional to 4,122.40, 6,182.18 and 2,743.00 is: 4,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.40 : 6,182.18 = 2,743.00 : x
  2. Step 2: Convert to fraction form
    4,122.40/6,182.18 = 2,743.00/x
  3. Step 3: Cross multiply
    4,122.40x = 6,182.18 × 2,743.00
  4. Step 4: Simplify right side
    4,122.40x = 16,957,704.28
  5. Step 5: Solve for x
    x = 16,957,704.28/4,122.40
  6. Step 6: Final answer
    x = 4,113.55

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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.