Home / 11,209.24-16,811.16-4,965.80

Finding the Fourth Proportional to 11,209.24, 16,811.16 and 4,965.80

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Solution

The fourth proportional to 11,209.24, 16,811.16 and 4,965.80 is: 7,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.24 : 16,811.16 = 4,965.80 : x
  2. Step 2: Convert to fraction form
    11,209.24/16,811.16 = 4,965.80/x
  3. Step 3: Cross multiply
    11,209.24x = 16,811.16 × 4,965.80
  4. Step 4: Simplify right side
    11,209.24x = 83,480,858.33
  5. Step 5: Solve for x
    x = 83,480,858.33/11,209.24
  6. Step 6: Final answer
    x = 7,447.50

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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.