Home / 11,207.64-15,468.39-8,550.03

Finding the Fourth Proportional to 11,207.64, 15,468.39 and 8,550.03

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Solution

The fourth proportional to 11,207.64, 15,468.39 and 8,550.03 is: 11,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.64 : 15,468.39 = 8,550.03 : x
  2. Step 2: Convert to fraction form
    11,207.64/15,468.39 = 8,550.03/x
  3. Step 3: Cross multiply
    11,207.64x = 15,468.39 × 8,550.03
  4. Step 4: Simplify right side
    11,207.64x = 132,255,198.55
  5. Step 5: Solve for x
    x = 132,255,198.55/11,207.64
  6. Step 6: Final answer
    x = 11,800.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.