Home / 4,131.40-6,186.53-2,280.46

Finding the Fourth Proportional to 4,131.40, 6,186.53 and 2,280.46

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Solution

The fourth proportional to 4,131.40, 6,186.53 and 2,280.46 is: 3,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.40 : 6,186.53 = 2,280.46 : x
  2. Step 2: Convert to fraction form
    4,131.40/6,186.53 = 2,280.46/x
  3. Step 3: Cross multiply
    4,131.40x = 6,186.53 × 2,280.46
  4. Step 4: Simplify right side
    4,131.40x = 14,108,124.44
  5. Step 5: Solve for x
    x = 14,108,124.44/4,131.40
  6. Step 6: Final answer
    x = 3,414.86

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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.