Home / 11,675.10-17,519.94-4,749.60

Finding the Fourth Proportional to 11,675.10, 17,519.94 and 4,749.60

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Solution

The fourth proportional to 11,675.10, 17,519.94 and 4,749.60 is: 7,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.10 : 17,519.94 = 4,749.60 : x
  2. Step 2: Convert to fraction form
    11,675.10/17,519.94 = 4,749.60/x
  3. Step 3: Cross multiply
    11,675.10x = 17,519.94 × 4,749.60
  4. Step 4: Simplify right side
    11,675.10x = 83,212,707.02
  5. Step 5: Solve for x
    x = 83,212,707.02/11,675.10
  6. Step 6: Final answer
    x = 7,127.37

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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.