Home / 5,629.59-8,441.75-3,290.28

Finding the Fourth Proportional to 5,629.59, 8,441.75 and 3,290.28

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Solution

The fourth proportional to 5,629.59, 8,441.75 and 3,290.28 is: 4,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.59 : 8,441.75 = 3,290.28 : x
  2. Step 2: Convert to fraction form
    5,629.59/8,441.75 = 3,290.28/x
  3. Step 3: Cross multiply
    5,629.59x = 8,441.75 × 3,290.28
  4. Step 4: Simplify right side
    5,629.59x = 27,775,704.74
  5. Step 5: Solve for x
    x = 27,775,704.74/5,629.59
  6. Step 6: Final answer
    x = 4,933.88

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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.