Home / 3,098.36-4,276.86-2,050.76

Finding the Fourth Proportional to 3,098.36, 4,276.86 and 2,050.76

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Solution

The fourth proportional to 3,098.36, 4,276.86 and 2,050.76 is: 2,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.36 : 4,276.86 = 2,050.76 : x
  2. Step 2: Convert to fraction form
    3,098.36/4,276.86 = 2,050.76/x
  3. Step 3: Cross multiply
    3,098.36x = 4,276.86 × 2,050.76
  4. Step 4: Simplify right side
    3,098.36x = 8,770,813.41
  5. Step 5: Solve for x
    x = 8,770,813.41/3,098.36
  6. Step 6: Final answer
    x = 2,830.79

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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.