Home / 2,703.38-4,048.65-1,383.89

Finding the Fourth Proportional to 2,703.38, 4,048.65 and 1,383.89

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Solution

The fourth proportional to 2,703.38, 4,048.65 and 1,383.89 is: 2,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.38 : 4,048.65 = 1,383.89 : x
  2. Step 2: Convert to fraction form
    2,703.38/4,048.65 = 1,383.89/x
  3. Step 3: Cross multiply
    2,703.38x = 4,048.65 × 1,383.89
  4. Step 4: Simplify right side
    2,703.38x = 5,602,866.01
  5. Step 5: Solve for x
    x = 5,602,866.01/2,703.38
  6. Step 6: Final answer
    x = 2,072.54

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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.