Home / 5,018.73-6,928.58-3,029.75

Finding the Fourth Proportional to 5,018.73, 6,928.58 and 3,029.75

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Solution

The fourth proportional to 5,018.73, 6,928.58 and 3,029.75 is: 4,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.73 : 6,928.58 = 3,029.75 : x
  2. Step 2: Convert to fraction form
    5,018.73/6,928.58 = 3,029.75/x
  3. Step 3: Cross multiply
    5,018.73x = 6,928.58 × 3,029.75
  4. Step 4: Simplify right side
    5,018.73x = 20,991,850.11
  5. Step 5: Solve for x
    x = 20,991,850.11/5,018.73
  6. Step 6: Final answer
    x = 4,182.70

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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.