Home / 8,163.01-12,246.49-2,319.47

Finding the Fourth Proportional to 8,163.01, 12,246.49 and 2,319.47

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Solution

The fourth proportional to 8,163.01, 12,246.49 and 2,319.47 is: 3,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.01 : 12,246.49 = 2,319.47 : x
  2. Step 2: Convert to fraction form
    8,163.01/12,246.49 = 2,319.47/x
  3. Step 3: Cross multiply
    8,163.01x = 12,246.49 × 2,319.47
  4. Step 4: Simplify right side
    8,163.01x = 28,405,353.75
  5. Step 5: Solve for x
    x = 28,405,353.75/8,163.01
  6. Step 6: Final answer
    x = 3,479.76

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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.