Home / 5,329.09-7,352.21-3,089.73

Finding the Fourth Proportional to 5,329.09, 7,352.21 and 3,089.73

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Solution

The fourth proportional to 5,329.09, 7,352.21 and 3,089.73 is: 4,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.09 : 7,352.21 = 3,089.73 : x
  2. Step 2: Convert to fraction form
    5,329.09/7,352.21 = 3,089.73/x
  3. Step 3: Cross multiply
    5,329.09x = 7,352.21 × 3,089.73
  4. Step 4: Simplify right side
    5,329.09x = 22,716,343.80
  5. Step 5: Solve for x
    x = 22,716,343.80/5,329.09
  6. Step 6: Final answer
    x = 4,262.71

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1.5x scale

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.