Home / 4,049.80-6,074.70-1,276.66

Finding the Fourth Proportional to 4,049.80, 6,074.70 and 1,276.66

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Solution

The fourth proportional to 4,049.80, 6,074.70 and 1,276.66 is: 1,914.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.80 : 6,074.70 = 1,276.66 : x
  2. Step 2: Convert to fraction form
    4,049.80/6,074.70 = 1,276.66/x
  3. Step 3: Cross multiply
    4,049.80x = 6,074.70 × 1,276.66
  4. Step 4: Simplify right side
    4,049.80x = 7,755,326.50
  5. Step 5: Solve for x
    x = 7,755,326.50/4,049.80
  6. Step 6: Final answer
    x = 1,914.99

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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.