Home / 11,229.09-16,854.01-5,686.33

Finding the Fourth Proportional to 11,229.09, 16,854.01 and 5,686.33

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Solution

The fourth proportional to 11,229.09, 16,854.01 and 5,686.33 is: 8,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.09 : 16,854.01 = 5,686.33 : x
  2. Step 2: Convert to fraction form
    11,229.09/16,854.01 = 5,686.33/x
  3. Step 3: Cross multiply
    11,229.09x = 16,854.01 × 5,686.33
  4. Step 4: Simplify right side
    11,229.09x = 95,837,462.68
  5. Step 5: Solve for x
    x = 95,837,462.68/11,229.09
  6. Step 6: Final answer
    x = 8,534.75

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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.