Home / 11,088.24-15,292.44-8,726.64

Finding the Fourth Proportional to 11,088.24, 15,292.44 and 8,726.64

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Solution

The fourth proportional to 11,088.24, 15,292.44 and 8,726.64 is: 12,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.24 : 15,292.44 = 8,726.64 : x
  2. Step 2: Convert to fraction form
    11,088.24/15,292.44 = 8,726.64/x
  3. Step 3: Cross multiply
    11,088.24x = 15,292.44 × 8,726.64
  4. Step 4: Simplify right side
    11,088.24x = 133,451,618.60
  5. Step 5: Solve for x
    x = 133,451,618.60/11,088.24
  6. Step 6: Final answer
    x = 12,035.42

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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.