Home / 11,891.41-17,837.29-5,652.06

Finding the Fourth Proportional to 11,891.41, 17,837.29 and 5,652.06

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Solution

The fourth proportional to 11,891.41, 17,837.29 and 5,652.06 is: 8,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891.41 : 17,837.29 = 5,652.06 : x
  2. Step 2: Convert to fraction form
    11,891.41/17,837.29 = 5,652.06/x
  3. Step 3: Cross multiply
    11,891.41x = 17,837.29 × 5,652.06
  4. Step 4: Simplify right side
    11,891.41x = 100,817,507.27
  5. Step 5: Solve for x
    x = 100,817,507.27/11,891.41
  6. Step 6: Final answer
    x = 8,478.18

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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.