Home / 11,328.45-16,993.68-3,537.06

Finding the Fourth Proportional to 11,328.45, 16,993.68 and 3,537.06

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Solution

The fourth proportional to 11,328.45, 16,993.68 and 3,537.06 is: 5,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.45 : 16,993.68 = 3,537.06 : x
  2. Step 2: Convert to fraction form
    11,328.45/16,993.68 = 3,537.06/x
  3. Step 3: Cross multiply
    11,328.45x = 16,993.68 × 3,537.06
  4. Step 4: Simplify right side
    11,328.45x = 60,107,665.78
  5. Step 5: Solve for x
    x = 60,107,665.78/11,328.45
  6. Step 6: Final answer
    x = 5,305.90

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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.