Home / 1,836.56-2,535.44-1,415.99

Finding the Fourth Proportional to 1,836.56, 2,535.44 and 1,415.99

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Solution

The fourth proportional to 1,836.56, 2,535.44 and 1,415.99 is: 1,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.56 : 2,535.44 = 1,415.99 : x
  2. Step 2: Convert to fraction form
    1,836.56/2,535.44 = 1,415.99/x
  3. Step 3: Cross multiply
    1,836.56x = 2,535.44 × 1,415.99
  4. Step 4: Simplify right side
    1,836.56x = 3,590,157.69
  5. Step 5: Solve for x
    x = 3,590,157.69/1,836.56
  6. Step 6: Final answer
    x = 1,954.83

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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.