Home / 2,718.44-3,751.50-1,539.56

Finding the Fourth Proportional to 2,718.44, 3,751.50 and 1,539.56

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Solution

The fourth proportional to 2,718.44, 3,751.50 and 1,539.56 is: 2,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.44 : 3,751.50 = 1,539.56 : x
  2. Step 2: Convert to fraction form
    2,718.44/3,751.50 = 1,539.56/x
  3. Step 3: Cross multiply
    2,718.44x = 3,751.50 × 1,539.56
  4. Step 4: Simplify right side
    2,718.44x = 5,775,659.34
  5. Step 5: Solve for x
    x = 5,775,659.34/2,718.44
  6. Step 6: Final answer
    x = 2,124.62

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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.