Home / 11,618.56-16,033.67-6,838.68

Finding the Fourth Proportional to 11,618.56, 16,033.67 and 6,838.68

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Solution

The fourth proportional to 11,618.56, 16,033.67 and 6,838.68 is: 9,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.56 : 16,033.67 = 6,838.68 : x
  2. Step 2: Convert to fraction form
    11,618.56/16,033.67 = 6,838.68/x
  3. Step 3: Cross multiply
    11,618.56x = 16,033.67 × 6,838.68
  4. Step 4: Simplify right side
    11,618.56x = 109,649,138.36
  5. Step 5: Solve for x
    x = 109,649,138.36/11,618.56
  6. Step 6: Final answer
    x = 9,437.41

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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.