Home / 3,125.26-4,687.03-933.47

Finding the Fourth Proportional to 3,125.26, 4,687.03 and 933.47

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Solution

The fourth proportional to 3,125.26, 4,687.03 and 933.47 is: 1,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.26 : 4,687.03 = 933.47 : x
  2. Step 2: Convert to fraction form
    3,125.26/4,687.03 = 933.47/x
  3. Step 3: Cross multiply
    3,125.26x = 4,687.03 × 933.47
  4. Step 4: Simplify right side
    3,125.26x = 4,375,197.23
  5. Step 5: Solve for x
    x = 4,375,197.23/3,125.26
  6. Step 6: Final answer
    x = 1,399.95

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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.