Home / 5,418.24-7,477.07-3,028.23

Finding the Fourth Proportional to 5,418.24, 7,477.07 and 3,028.23

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Solution

The fourth proportional to 5,418.24, 7,477.07 and 3,028.23 is: 4,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.24 : 7,477.07 = 3,028.23 : x
  2. Step 2: Convert to fraction form
    5,418.24/7,477.07 = 3,028.23/x
  3. Step 3: Cross multiply
    5,418.24x = 7,477.07 × 3,028.23
  4. Step 4: Simplify right side
    5,418.24x = 22,642,272.54
  5. Step 5: Solve for x
    x = 22,642,272.54/5,418.24
  6. Step 6: Final answer
    x = 4,178.90

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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.