Home / 5,074.60-7,004.28-3,086.52

Finding the Fourth Proportional to 5,074.60, 7,004.28 and 3,086.52

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Solution

The fourth proportional to 5,074.60, 7,004.28 and 3,086.52 is: 4,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.60 : 7,004.28 = 3,086.52 : x
  2. Step 2: Convert to fraction form
    5,074.60/7,004.28 = 3,086.52/x
  3. Step 3: Cross multiply
    5,074.60x = 7,004.28 × 3,086.52
  4. Step 4: Simplify right side
    5,074.60x = 21,618,850.31
  5. Step 5: Solve for x
    x = 21,618,850.31/5,074.60
  6. Step 6: Final answer
    x = 4,260.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.