Home / 2,707.23-4,060.53-759.60

Finding the Fourth Proportional to 2,707.23, 4,060.53 and 759.60

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Solution

The fourth proportional to 2,707.23, 4,060.53 and 759.60 is: 1,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.23 : 4,060.53 = 759.60 : x
  2. Step 2: Convert to fraction form
    2,707.23/4,060.53 = 759.60/x
  3. Step 3: Cross multiply
    2,707.23x = 4,060.53 × 759.60
  4. Step 4: Simplify right side
    2,707.23x = 3,084,378.59
  5. Step 5: Solve for x
    x = 3,084,378.59/2,707.23
  6. Step 6: Final answer
    x = 1,139.31

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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.