Home / 2,806.88-4,204.82-1,708.52

Finding the Fourth Proportional to 2,806.88, 4,204.82 and 1,708.52

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Solution

The fourth proportional to 2,806.88, 4,204.82 and 1,708.52 is: 2,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806.88 : 4,204.82 = 1,708.52 : x
  2. Step 2: Convert to fraction form
    2,806.88/4,204.82 = 1,708.52/x
  3. Step 3: Cross multiply
    2,806.88x = 4,204.82 × 1,708.52
  4. Step 4: Simplify right side
    2,806.88x = 7,184,019.07
  5. Step 5: Solve for x
    x = 7,184,019.07/2,806.88
  6. Step 6: Final answer
    x = 2,559.43

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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.