Home / 11,103.04-16,662.77-5,259.66

Finding the Fourth Proportional to 11,103.04, 16,662.77 and 5,259.66

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Solution

The fourth proportional to 11,103.04, 16,662.77 and 5,259.66 is: 7,893.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.04 : 16,662.77 = 5,259.66 : x
  2. Step 2: Convert to fraction form
    11,103.04/16,662.77 = 5,259.66/x
  3. Step 3: Cross multiply
    11,103.04x = 16,662.77 × 5,259.66
  4. Step 4: Simplify right side
    11,103.04x = 87,640,504.86
  5. Step 5: Solve for x
    x = 87,640,504.86/11,103.04
  6. Step 6: Final answer
    x = 7,893.38

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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.