Home / 11,240.71-16,859.41-4,486.25

Finding the Fourth Proportional to 11,240.71, 16,859.41 and 4,486.25

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Solution

The fourth proportional to 11,240.71, 16,859.41 and 4,486.25 is: 6,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.71 : 16,859.41 = 4,486.25 : x
  2. Step 2: Convert to fraction form
    11,240.71/16,859.41 = 4,486.25/x
  3. Step 3: Cross multiply
    11,240.71x = 16,859.41 × 4,486.25
  4. Step 4: Simplify right side
    11,240.71x = 75,635,559.05
  5. Step 5: Solve for x
    x = 75,635,559.05/11,240.71
  6. Step 6: Final answer
    x = 6,728.72

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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.