Home / 11,926.38-16,457.19-6,892.22

Finding the Fourth Proportional to 11,926.38, 16,457.19 and 6,892.22

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Solution

The fourth proportional to 11,926.38, 16,457.19 and 6,892.22 is: 9,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.38 : 16,457.19 = 6,892.22 : x
  2. Step 2: Convert to fraction form
    11,926.38/16,457.19 = 6,892.22/x
  3. Step 3: Cross multiply
    11,926.38x = 16,457.19 × 6,892.22
  4. Step 4: Simplify right side
    11,926.38x = 113,426,589.36
  5. Step 5: Solve for x
    x = 113,426,589.36/11,926.38
  6. Step 6: Final answer
    x = 9,510.56

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Double scale
Find fourth proportional to 11,927.38, 16,458.57 and 6,893.22
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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.