Home / 5,180.48-7,765.66-2,059.48

Finding the Fourth Proportional to 5,180.48, 7,765.66 and 2,059.48

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Solution

The fourth proportional to 5,180.48, 7,765.66 and 2,059.48 is: 3,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.48 : 7,765.66 = 2,059.48 : x
  2. Step 2: Convert to fraction form
    5,180.48/7,765.66 = 2,059.48/x
  3. Step 3: Cross multiply
    5,180.48x = 7,765.66 × 2,059.48
  4. Step 4: Simplify right side
    5,180.48x = 15,993,221.46
  5. Step 5: Solve for x
    x = 15,993,221.46/5,180.48
  6. Step 6: Final answer
    x = 3,087.21

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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.