Home / 2,135.44-2,947.08-1,696.96

Finding the Fourth Proportional to 2,135.44, 2,947.08 and 1,696.96

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Solution

The fourth proportional to 2,135.44, 2,947.08 and 1,696.96 is: 2,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.44 : 2,947.08 = 1,696.96 : x
  2. Step 2: Convert to fraction form
    2,135.44/2,947.08 = 1,696.96/x
  3. Step 3: Cross multiply
    2,135.44x = 2,947.08 × 1,696.96
  4. Step 4: Simplify right side
    2,135.44x = 5,001,076.88
  5. Step 5: Solve for x
    x = 5,001,076.88/2,135.44
  6. Step 6: Final answer
    x = 2,341.94

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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.