Home / 3,019.92-4,526-2,628.24

Finding the Fourth Proportional to 3,019.92, 4,526 and 2,628.24

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Solution

The fourth proportional to 3,019.92, 4,526 and 2,628.24 is: 3,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.92 : 4,526 = 2,628.24 : x
  2. Step 2: Convert to fraction form
    3,019.92/4,526 = 2,628.24/x
  3. Step 3: Cross multiply
    3,019.92x = 4,526 × 2,628.24
  4. Step 4: Simplify right side
    3,019.92x = 11,895,414.24
  5. Step 5: Solve for x
    x = 11,895,414.24/3,019.92
  6. Step 6: Final answer
    x = 3,938.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.