Home / 11,126.07-16,676.96-6,742.35

Finding the Fourth Proportional to 11,126.07, 16,676.96 and 6,742.35

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Solution

The fourth proportional to 11,126.07, 16,676.96 and 6,742.35 is: 10,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.07 : 16,676.96 = 6,742.35 : x
  2. Step 2: Convert to fraction form
    11,126.07/16,676.96 = 6,742.35/x
  3. Step 3: Cross multiply
    11,126.07x = 16,676.96 × 6,742.35
  4. Step 4: Simplify right side
    11,126.07x = 112,441,867.54
  5. Step 5: Solve for x
    x = 112,441,867.54/11,126.07
  6. Step 6: Final answer
    x = 10,106.16

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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.