Home / 3,354.59-5,027.76-1,890.65

Finding the Fourth Proportional to 3,354.59, 5,027.76 and 1,890.65

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Solution

The fourth proportional to 3,354.59, 5,027.76 and 1,890.65 is: 2,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.59 : 5,027.76 = 1,890.65 : x
  2. Step 2: Convert to fraction form
    3,354.59/5,027.76 = 1,890.65/x
  3. Step 3: Cross multiply
    3,354.59x = 5,027.76 × 1,890.65
  4. Step 4: Simplify right side
    3,354.59x = 9,505,747.01
  5. Step 5: Solve for x
    x = 9,505,747.01/3,354.59
  6. Step 6: Final answer
    x = 2,833.65

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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.