Home / 11,710.19-16,161.55-6,676.22

Finding the Fourth Proportional to 11,710.19, 16,161.55 and 6,676.22

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Solution

The fourth proportional to 11,710.19, 16,161.55 and 6,676.22 is: 9,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.19 : 16,161.55 = 6,676.22 : x
  2. Step 2: Convert to fraction form
    11,710.19/16,161.55 = 6,676.22/x
  3. Step 3: Cross multiply
    11,710.19x = 16,161.55 × 6,676.22
  4. Step 4: Simplify right side
    11,710.19x = 107,898,087.05
  5. Step 5: Solve for x
    x = 107,898,087.05/11,710.19
  6. Step 6: Final answer
    x = 9,214.03

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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.