Home / 1,935.85-2,902.15-1,349.13

Finding the Fourth Proportional to 1,935.85, 2,902.15 and 1,349.13

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Solution

The fourth proportional to 1,935.85, 2,902.15 and 1,349.13 is: 2,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.85 : 2,902.15 = 1,349.13 : x
  2. Step 2: Convert to fraction form
    1,935.85/2,902.15 = 1,349.13/x
  3. Step 3: Cross multiply
    1,935.85x = 2,902.15 × 1,349.13
  4. Step 4: Simplify right side
    1,935.85x = 3,915,370.37
  5. Step 5: Solve for x
    x = 3,915,370.37/1,935.85
  6. Step 6: Final answer
    x = 2,022.56

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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.