Home / 5,089.56-7,628.86-3,329.02

Finding the Fourth Proportional to 5,089.56, 7,628.86 and 3,329.02

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Solution

The fourth proportional to 5,089.56, 7,628.86 and 3,329.02 is: 4,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.56 : 7,628.86 = 3,329.02 : x
  2. Step 2: Convert to fraction form
    5,089.56/7,628.86 = 3,329.02/x
  3. Step 3: Cross multiply
    5,089.56x = 7,628.86 × 3,329.02
  4. Step 4: Simplify right side
    5,089.56x = 25,396,627.52
  5. Step 5: Solve for x
    x = 25,396,627.52/5,089.56
  6. Step 6: Final answer
    x = 4,989.95

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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.