Home / 2,759.93-4,139.88-1,116.03

Finding the Fourth Proportional to 2,759.93, 4,139.88 and 1,116.03

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Solution

The fourth proportional to 2,759.93, 4,139.88 and 1,116.03 is: 1,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.93 : 4,139.88 = 1,116.03 : x
  2. Step 2: Convert to fraction form
    2,759.93/4,139.88 = 1,116.03/x
  3. Step 3: Cross multiply
    2,759.93x = 4,139.88 × 1,116.03
  4. Step 4: Simplify right side
    2,759.93x = 4,620,230.28
  5. Step 5: Solve for x
    x = 4,620,230.28/2,759.93
  6. Step 6: Final answer
    x = 1,674.04

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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.