Home / 8,163.22-12,246.76-2,319.70

Finding the Fourth Proportional to 8,163.22, 12,246.76 and 2,319.70

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Solution

The fourth proportional to 8,163.22, 12,246.76 and 2,319.70 is: 3,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.22 : 12,246.76 = 2,319.70 : x
  2. Step 2: Convert to fraction form
    8,163.22/12,246.76 = 2,319.70/x
  3. Step 3: Cross multiply
    8,163.22x = 12,246.76 × 2,319.70
  4. Step 4: Simplify right side
    8,163.22x = 28,408,809.17
  5. Step 5: Solve for x
    x = 28,408,809.17/8,163.22
  6. Step 6: Final answer
    x = 3,480.10

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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.