Home / 4,615.83-6,920.91-1,839.29

Finding the Fourth Proportional to 4,615.83, 6,920.91 and 1,839.29

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Solution

The fourth proportional to 4,615.83, 6,920.91 and 1,839.29 is: 2,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.83 : 6,920.91 = 1,839.29 : x
  2. Step 2: Convert to fraction form
    4,615.83/6,920.91 = 1,839.29/x
  3. Step 3: Cross multiply
    4,615.83x = 6,920.91 × 1,839.29
  4. Step 4: Simplify right side
    4,615.83x = 12,729,525.95
  5. Step 5: Solve for x
    x = 12,729,525.95/4,615.83
  6. Step 6: Final answer
    x = 2,757.80

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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.