Home / 8,384.11-12,556.98-4,004.65

Finding the Fourth Proportional to 8,384.11, 12,556.98 and 4,004.65

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Solution

The fourth proportional to 8,384.11, 12,556.98 and 4,004.65 is: 5,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.11 : 12,556.98 = 4,004.65 : x
  2. Step 2: Convert to fraction form
    8,384.11/12,556.98 = 4,004.65/x
  3. Step 3: Cross multiply
    8,384.11x = 12,556.98 × 4,004.65
  4. Step 4: Simplify right side
    8,384.11x = 50,286,309.96
  5. Step 5: Solve for x
    x = 50,286,309.96/8,384.11
  6. Step 6: Final answer
    x = 5,997.81

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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.