Home / 6,280.92-9,414.90-2,820.60

Finding the Fourth Proportional to 6,280.92, 9,414.90 and 2,820.60

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Solution

The fourth proportional to 6,280.92, 9,414.90 and 2,820.60 is: 4,227.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.92 : 9,414.90 = 2,820.60 : x
  2. Step 2: Convert to fraction form
    6,280.92/9,414.90 = 2,820.60/x
  3. Step 3: Cross multiply
    6,280.92x = 9,414.90 × 2,820.60
  4. Step 4: Simplify right side
    6,280.92x = 26,555,666.94
  5. Step 5: Solve for x
    x = 26,555,666.94/6,280.92
  6. Step 6: Final answer
    x = 4,227.99

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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.