Home / 5,206.98-7,811.39-3,359.88

Finding the Fourth Proportional to 5,206.98, 7,811.39 and 3,359.88

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Solution

The fourth proportional to 5,206.98, 7,811.39 and 3,359.88 is: 5,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.98 : 7,811.39 = 3,359.88 : x
  2. Step 2: Convert to fraction form
    5,206.98/7,811.39 = 3,359.88/x
  3. Step 3: Cross multiply
    5,206.98x = 7,811.39 × 3,359.88
  4. Step 4: Simplify right side
    5,206.98x = 26,245,322.53
  5. Step 5: Solve for x
    x = 26,245,322.53/5,206.98
  6. Step 6: Final answer
    x = 5,040.41

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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.