Home / 3,326.98-4,987.68-1,245.82

Finding the Fourth Proportional to 3,326.98, 4,987.68 and 1,245.82

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Solution

The fourth proportional to 3,326.98, 4,987.68 and 1,245.82 is: 1,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.98 : 4,987.68 = 1,245.82 : x
  2. Step 2: Convert to fraction form
    3,326.98/4,987.68 = 1,245.82/x
  3. Step 3: Cross multiply
    3,326.98x = 4,987.68 × 1,245.82
  4. Step 4: Simplify right side
    3,326.98x = 6,213,751.50
  5. Step 5: Solve for x
    x = 6,213,751.50/3,326.98
  6. Step 6: Final answer
    x = 1,867.69

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1.5x scale

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.