Home / 2,824.89-4,228.70-2,092.65

Finding the Fourth Proportional to 2,824.89, 4,228.70 and 2,092.65

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Solution

The fourth proportional to 2,824.89, 4,228.70 and 2,092.65 is: 3,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.89 : 4,228.70 = 2,092.65 : x
  2. Step 2: Convert to fraction form
    2,824.89/4,228.70 = 2,092.65/x
  3. Step 3: Cross multiply
    2,824.89x = 4,228.70 × 2,092.65
  4. Step 4: Simplify right side
    2,824.89x = 8,849,178.59
  5. Step 5: Solve for x
    x = 8,849,178.59/2,824.89
  6. Step 6: Final answer
    x = 3,132.57

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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.