Home / 7,385.88-10,192.35-4,028.73

Finding the Fourth Proportional to 7,385.88, 10,192.35 and 4,028.73

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Solution

The fourth proportional to 7,385.88, 10,192.35 and 4,028.73 is: 5,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.88 : 10,192.35 = 4,028.73 : x
  2. Step 2: Convert to fraction form
    7,385.88/10,192.35 = 4,028.73/x
  3. Step 3: Cross multiply
    7,385.88x = 10,192.35 × 4,028.73
  4. Step 4: Simplify right side
    7,385.88x = 41,062,226.22
  5. Step 5: Solve for x
    x = 41,062,226.22/7,385.88
  6. Step 6: Final answer
    x = 5,559.56

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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.