Home / 11,139.44-16,709.46-3,348.24

Finding the Fourth Proportional to 11,139.44, 16,709.46 and 3,348.24

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Solution

The fourth proportional to 11,139.44, 16,709.46 and 3,348.24 is: 5,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,139.44 : 16,709.46 = 3,348.24 : x
  2. Step 2: Convert to fraction form
    11,139.44/16,709.46 = 3,348.24/x
  3. Step 3: Cross multiply
    11,139.44x = 16,709.46 × 3,348.24
  4. Step 4: Simplify right side
    11,139.44x = 55,947,282.35
  5. Step 5: Solve for x
    x = 55,947,282.35/11,139.44
  6. Step 6: Final answer
    x = 5,022.45

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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.