Home / 5,489.12-8,226.63-2,856.27

Finding the Fourth Proportional to 5,489.12, 8,226.63 and 2,856.27

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Solution

The fourth proportional to 5,489.12, 8,226.63 and 2,856.27 is: 4,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.12 : 8,226.63 = 2,856.27 : x
  2. Step 2: Convert to fraction form
    5,489.12/8,226.63 = 2,856.27/x
  3. Step 3: Cross multiply
    5,489.12x = 8,226.63 × 2,856.27
  4. Step 4: Simplify right side
    5,489.12x = 23,497,435.34
  5. Step 5: Solve for x
    x = 23,497,435.34/5,489.12
  6. Step 6: Final answer
    x = 4,280.73

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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.