Home / 4,076.56-6,112.28-1,856.08

Finding the Fourth Proportional to 4,076.56, 6,112.28 and 1,856.08

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Solution

The fourth proportional to 4,076.56, 6,112.28 and 1,856.08 is: 2,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.56 : 6,112.28 = 1,856.08 : x
  2. Step 2: Convert to fraction form
    4,076.56/6,112.28 = 1,856.08/x
  3. Step 3: Cross multiply
    4,076.56x = 6,112.28 × 1,856.08
  4. Step 4: Simplify right side
    4,076.56x = 11,344,880.66
  5. Step 5: Solve for x
    x = 11,344,880.66/4,076.56
  6. Step 6: Final answer
    x = 2,782.95

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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.