Home / 4,891.49-6,750.15-2,766.74

Finding the Fourth Proportional to 4,891.49, 6,750.15 and 2,766.74

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Solution

The fourth proportional to 4,891.49, 6,750.15 and 2,766.74 is: 3,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.49 : 6,750.15 = 2,766.74 : x
  2. Step 2: Convert to fraction form
    4,891.49/6,750.15 = 2,766.74/x
  3. Step 3: Cross multiply
    4,891.49x = 6,750.15 × 2,766.74
  4. Step 4: Simplify right side
    4,891.49x = 18,675,865.88
  5. Step 5: Solve for x
    x = 18,675,865.88/4,891.49
  6. Step 6: Final answer
    x = 3,818.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.