Home / 1,905.19-2,858.38-1,350.97

Finding the Fourth Proportional to 1,905.19, 2,858.38 and 1,350.97

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Solution

The fourth proportional to 1,905.19, 2,858.38 and 1,350.97 is: 2,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.19 : 2,858.38 = 1,350.97 : x
  2. Step 2: Convert to fraction form
    1,905.19/2,858.38 = 1,350.97/x
  3. Step 3: Cross multiply
    1,905.19x = 2,858.38 × 1,350.97
  4. Step 4: Simplify right side
    1,905.19x = 3,861,575.11
  5. Step 5: Solve for x
    x = 3,861,575.11/1,905.19
  6. Step 6: Final answer
    x = 2,026.87

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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.