Home / 2,927.94-4,040.61-1,601.70

Finding the Fourth Proportional to 2,927.94, 4,040.61 and 1,601.70

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Solution

The fourth proportional to 2,927.94, 4,040.61 and 1,601.70 is: 2,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.94 : 4,040.61 = 1,601.70 : x
  2. Step 2: Convert to fraction form
    2,927.94/4,040.61 = 1,601.70/x
  3. Step 3: Cross multiply
    2,927.94x = 4,040.61 × 1,601.70
  4. Step 4: Simplify right side
    2,927.94x = 6,471,845.04
  5. Step 5: Solve for x
    x = 6,471,845.04/2,927.94
  6. Step 6: Final answer
    x = 2,210.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.