Home / 5,150.38-7,110.28-4,028.94

Finding the Fourth Proportional to 5,150.38, 7,110.28 and 4,028.94

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Solution

The fourth proportional to 5,150.38, 7,110.28 and 4,028.94 is: 5,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.38 : 7,110.28 = 4,028.94 : x
  2. Step 2: Convert to fraction form
    5,150.38/7,110.28 = 4,028.94/x
  3. Step 3: Cross multiply
    5,150.38x = 7,110.28 × 4,028.94
  4. Step 4: Simplify right side
    5,150.38x = 28,646,891.50
  5. Step 5: Solve for x
    x = 28,646,891.50/5,150.38
  6. Step 6: Final answer
    x = 5,562.09

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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.