Home / 6,280.92-9,414.80-2,119.50

Finding the Fourth Proportional to 6,280.92, 9,414.80 and 2,119.50

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Solution

The fourth proportional to 6,280.92, 9,414.80 and 2,119.50 is: 3,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.92 : 9,414.80 = 2,119.50 : x
  2. Step 2: Convert to fraction form
    6,280.92/9,414.80 = 2,119.50/x
  3. Step 3: Cross multiply
    6,280.92x = 9,414.80 × 2,119.50
  4. Step 4: Simplify right side
    6,280.92x = 19,954,668.60
  5. Step 5: Solve for x
    x = 19,954,668.60/6,280.92
  6. Step 6: Final answer
    x = 3,177.03

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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.