Home / 11,713.23-16,164.12-6,677.43

Finding the Fourth Proportional to 11,713.23, 16,164.12 and 6,677.43

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Solution

The fourth proportional to 11,713.23, 16,164.12 and 6,677.43 is: 9,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.23 : 16,164.12 = 6,677.43 : x
  2. Step 2: Convert to fraction form
    11,713.23/16,164.12 = 6,677.43/x
  3. Step 3: Cross multiply
    11,713.23x = 16,164.12 × 6,677.43
  4. Step 4: Simplify right side
    11,713.23x = 107,934,779.81
  5. Step 5: Solve for x
    x = 107,934,779.81/11,713.23
  6. Step 6: Final answer
    x = 9,214.78

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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.