Home / 11,731.01-17,584.09-5,485.77

Finding the Fourth Proportional to 11,731.01, 17,584.09 and 5,485.77

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Solution

The fourth proportional to 11,731.01, 17,584.09 and 5,485.77 is: 8,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.01 : 17,584.09 = 5,485.77 : x
  2. Step 2: Convert to fraction form
    11,731.01/17,584.09 = 5,485.77/x
  3. Step 3: Cross multiply
    11,731.01x = 17,584.09 × 5,485.77
  4. Step 4: Simplify right side
    11,731.01x = 96,462,259.68
  5. Step 5: Solve for x
    x = 96,462,259.68/11,731.01
  6. Step 6: Final answer
    x = 8,222.85

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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.