Home / 11,187.50-16,781.75-5,634.23

Finding the Fourth Proportional to 11,187.50, 16,781.75 and 5,634.23

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Solution

The fourth proportional to 11,187.50, 16,781.75 and 5,634.23 is: 8,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.50 : 16,781.75 = 5,634.23 : x
  2. Step 2: Convert to fraction form
    11,187.50/16,781.75 = 5,634.23/x
  3. Step 3: Cross multiply
    11,187.50x = 16,781.75 × 5,634.23
  4. Step 4: Simplify right side
    11,187.50x = 94,552,169.48
  5. Step 5: Solve for x
    x = 94,552,169.48/11,187.50
  6. Step 6: Final answer
    x = 8,451.59

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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.