Home / 11,208.02-15,468.91-8,550.41

Finding the Fourth Proportional to 11,208.02, 15,468.91 and 8,550.41

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Solution

The fourth proportional to 11,208.02, 15,468.91 and 8,550.41 is: 11,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.02 : 15,468.91 = 8,550.41 : x
  2. Step 2: Convert to fraction form
    11,208.02/15,468.91 = 8,550.41/x
  3. Step 3: Cross multiply
    11,208.02x = 15,468.91 × 8,550.41
  4. Step 4: Simplify right side
    11,208.02x = 132,265,424.03
  5. Step 5: Solve for x
    x = 132,265,424.03/11,208.02
  6. Step 6: Final answer
    x = 11,800.97

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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.