Home / 2,858.69-4,276.19-2,683.73

Finding the Fourth Proportional to 2,858.69, 4,276.19 and 2,683.73

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Solution

The fourth proportional to 2,858.69, 4,276.19 and 2,683.73 is: 4,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.69 : 4,276.19 = 2,683.73 : x
  2. Step 2: Convert to fraction form
    2,858.69/4,276.19 = 2,683.73/x
  3. Step 3: Cross multiply
    2,858.69x = 4,276.19 × 2,683.73
  4. Step 4: Simplify right side
    2,858.69x = 11,476,139.39
  5. Step 5: Solve for x
    x = 11,476,139.39/2,858.69
  6. Step 6: Final answer
    x = 4,014.47

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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.