Home / 5,748.42-7,933.28-3,230.65

Finding the Fourth Proportional to 5,748.42, 7,933.28 and 3,230.65

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Solution

The fourth proportional to 5,748.42, 7,933.28 and 3,230.65 is: 4,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.42 : 7,933.28 = 3,230.65 : x
  2. Step 2: Convert to fraction form
    5,748.42/7,933.28 = 3,230.65/x
  3. Step 3: Cross multiply
    5,748.42x = 7,933.28 × 3,230.65
  4. Step 4: Simplify right side
    5,748.42x = 25,629,651.03
  5. Step 5: Solve for x
    x = 25,629,651.03/5,748.42
  6. Step 6: Final answer
    x = 4,458.56

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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.