Home / 11,013.70-16,523.44-3,619.30

Finding the Fourth Proportional to 11,013.70, 16,523.44 and 3,619.30

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Solution

The fourth proportional to 11,013.70, 16,523.44 and 3,619.30 is: 5,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.70 : 16,523.44 = 3,619.30 : x
  2. Step 2: Convert to fraction form
    11,013.70/16,523.44 = 3,619.30/x
  3. Step 3: Cross multiply
    11,013.70x = 16,523.44 × 3,619.30
  4. Step 4: Simplify right side
    11,013.70x = 59,803,286.39
  5. Step 5: Solve for x
    x = 59,803,286.39/11,013.70
  6. Step 6: Final answer
    x = 5,429.90

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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.