Home / 8,274.24-12,399.21-6,523.54

Finding the Fourth Proportional to 8,274.24, 12,399.21 and 6,523.54

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Solution

The fourth proportional to 8,274.24, 12,399.21 and 6,523.54 is: 9,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.24 : 12,399.21 = 6,523.54 : x
  2. Step 2: Convert to fraction form
    8,274.24/12,399.21 = 6,523.54/x
  3. Step 3: Cross multiply
    8,274.24x = 12,399.21 × 6,523.54
  4. Step 4: Simplify right side
    8,274.24x = 80,886,711.41
  5. Step 5: Solve for x
    x = 80,886,711.41/8,274.24
  6. Step 6: Final answer
    x = 9,775.73

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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.