Home / 8,551.20-12,826.32-2,311.12

Finding the Fourth Proportional to 8,551.20, 12,826.32 and 2,311.12

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Solution

The fourth proportional to 8,551.20, 12,826.32 and 2,311.12 is: 3,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.20 : 12,826.32 = 2,311.12 : x
  2. Step 2: Convert to fraction form
    8,551.20/12,826.32 = 2,311.12/x
  3. Step 3: Cross multiply
    8,551.20x = 12,826.32 × 2,311.12
  4. Step 4: Simplify right side
    8,551.20x = 29,643,164.68
  5. Step 5: Solve for x
    x = 29,643,164.68/8,551.20
  6. Step 6: Final answer
    x = 3,466.55

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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.