Home / 10,536.56-15,805.76-2,745.36

Finding the Fourth Proportional to 10,536.56, 15,805.76 and 2,745.36

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Solution

The fourth proportional to 10,536.56, 15,805.76 and 2,745.36 is: 4,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.56 : 15,805.76 = 2,745.36 : x
  2. Step 2: Convert to fraction form
    10,536.56/15,805.76 = 2,745.36/x
  3. Step 3: Cross multiply
    10,536.56x = 15,805.76 × 2,745.36
  4. Step 4: Simplify right side
    10,536.56x = 43,392,501.27
  5. Step 5: Solve for x
    x = 43,392,501.27/10,536.56
  6. Step 6: Final answer
    x = 4,118.28

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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.