Home / 2,735.06-3,774.03-1,539.90

Finding the Fourth Proportional to 2,735.06, 3,774.03 and 1,539.90

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Solution

The fourth proportional to 2,735.06, 3,774.03 and 1,539.90 is: 2,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.06 : 3,774.03 = 1,539.90 : x
  2. Step 2: Convert to fraction form
    2,735.06/3,774.03 = 1,539.90/x
  3. Step 3: Cross multiply
    2,735.06x = 3,774.03 × 1,539.90
  4. Step 4: Simplify right side
    2,735.06x = 5,811,609.93
  5. Step 5: Solve for x
    x = 5,811,609.93/2,735.06
  6. Step 6: Final answer
    x = 2,124.86

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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.