Home / 11,217.37-16,826.08-3,320.02

Finding the Fourth Proportional to 11,217.37, 16,826.08 and 3,320.02

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Solution

The fourth proportional to 11,217.37, 16,826.08 and 3,320.02 is: 4,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.37 : 16,826.08 = 3,320.02 : x
  2. Step 2: Convert to fraction form
    11,217.37/16,826.08 = 3,320.02/x
  3. Step 3: Cross multiply
    11,217.37x = 16,826.08 × 3,320.02
  4. Step 4: Simplify right side
    11,217.37x = 55,862,922.12
  5. Step 5: Solve for x
    x = 55,862,922.12/11,217.37
  6. Step 6: Final answer
    x = 4,980.04

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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.