Home / 11,317.12-15,614.01-6,536.43

Finding the Fourth Proportional to 11,317.12, 15,614.01 and 6,536.43

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Solution

The fourth proportional to 11,317.12, 15,614.01 and 6,536.43 is: 9,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.12 : 15,614.01 = 6,536.43 : x
  2. Step 2: Convert to fraction form
    11,317.12/15,614.01 = 6,536.43/x
  3. Step 3: Cross multiply
    11,317.12x = 15,614.01 × 6,536.43
  4. Step 4: Simplify right side
    11,317.12x = 102,059,883.38
  5. Step 5: Solve for x
    x = 102,059,883.38/11,317.12
  6. Step 6: Final answer
    x = 9,018.19

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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.