Home / 7,749.58-11,615.10-3,583.90

Finding the Fourth Proportional to 7,749.58, 11,615.10 and 3,583.90

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Solution

The fourth proportional to 7,749.58, 11,615.10 and 3,583.90 is: 5,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.58 : 11,615.10 = 3,583.90 : x
  2. Step 2: Convert to fraction form
    7,749.58/11,615.10 = 3,583.90/x
  3. Step 3: Cross multiply
    7,749.58x = 11,615.10 × 3,583.90
  4. Step 4: Simplify right side
    7,749.58x = 41,627,356.89
  5. Step 5: Solve for x
    x = 41,627,356.89/7,749.58
  6. Step 6: Final answer
    x = 5,371.56

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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.