Home / 11,230.09-16,855.51-5,687.33

Finding the Fourth Proportional to 11,230.09, 16,855.51 and 5,687.33

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Solution

The fourth proportional to 11,230.09, 16,855.51 and 5,687.33 is: 8,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.09 : 16,855.51 = 5,687.33 : x
  2. Step 2: Convert to fraction form
    11,230.09/16,855.51 = 5,687.33/x
  3. Step 3: Cross multiply
    11,230.09x = 16,855.51 × 5,687.33
  4. Step 4: Simplify right side
    11,230.09x = 95,862,847.69
  5. Step 5: Solve for x
    x = 95,862,847.69/11,230.09
  6. Step 6: Final answer
    x = 8,536.25

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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.