Home / 11,220.08-16,826.87-3,824.37

Finding the Fourth Proportional to 11,220.08, 16,826.87 and 3,824.37

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Solution

The fourth proportional to 11,220.08, 16,826.87 and 3,824.37 is: 5,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.08 : 16,826.87 = 3,824.37 : x
  2. Step 2: Convert to fraction form
    11,220.08/16,826.87 = 3,824.37/x
  3. Step 3: Cross multiply
    11,220.08x = 16,826.87 × 3,824.37
  4. Step 4: Simplify right side
    11,220.08x = 64,352,176.82
  5. Step 5: Solve for x
    x = 64,352,176.82/11,220.08
  6. Step 6: Final answer
    x = 5,735.45

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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.