Home / 4,096.80-6,141-1,628.28

Finding the Fourth Proportional to 4,096.80, 6,141 and 1,628.28

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Solution

The fourth proportional to 4,096.80, 6,141 and 1,628.28 is: 2,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,096.80 : 6,141 = 1,628.28 : x
  2. Step 2: Convert to fraction form
    4,096.80/6,141 = 1,628.28/x
  3. Step 3: Cross multiply
    4,096.80x = 6,141 × 1,628.28
  4. Step 4: Simplify right side
    4,096.80x = 9,999,267.48
  5. Step 5: Solve for x
    x = 9,999,267.48/4,096.80
  6. Step 6: Final answer
    x = 2,440.75

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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.