Home / 7,749.48-11,627.16-3,591.48

Finding the Fourth Proportional to 7,749.48, 11,627.16 and 3,591.48

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Solution

The fourth proportional to 7,749.48, 11,627.16 and 3,591.48 is: 5,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.48 : 11,627.16 = 3,591.48 : x
  2. Step 2: Convert to fraction form
    7,749.48/11,627.16 = 3,591.48/x
  3. Step 3: Cross multiply
    7,749.48x = 11,627.16 × 3,591.48
  4. Step 4: Simplify right side
    7,749.48x = 41,758,712.60
  5. Step 5: Solve for x
    x = 41,758,712.60/7,749.48
  6. Step 6: Final answer
    x = 5,388.58

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1.5x scale

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.