Home / 8,004.92-12,013.08-3,563.78

Finding the Fourth Proportional to 8,004.92, 12,013.08 and 3,563.78

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Solution

The fourth proportional to 8,004.92, 12,013.08 and 3,563.78 is: 5,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.92 : 12,013.08 = 3,563.78 : x
  2. Step 2: Convert to fraction form
    8,004.92/12,013.08 = 3,563.78/x
  3. Step 3: Cross multiply
    8,004.92x = 12,013.08 × 3,563.78
  4. Step 4: Simplify right side
    8,004.92x = 42,811,974.24
  5. Step 5: Solve for x
    x = 42,811,974.24/8,004.92
  6. Step 6: Final answer
    x = 5,348.21

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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.