Home / 7,828.53-11,744.61-2,563.51

Finding the Fourth Proportional to 7,828.53, 11,744.61 and 2,563.51

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Solution

The fourth proportional to 7,828.53, 11,744.61 and 2,563.51 is: 3,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.53 : 11,744.61 = 2,563.51 : x
  2. Step 2: Convert to fraction form
    7,828.53/11,744.61 = 2,563.51/x
  3. Step 3: Cross multiply
    7,828.53x = 11,744.61 × 2,563.51
  4. Step 4: Simplify right side
    7,828.53x = 30,107,366.46
  5. Step 5: Solve for x
    x = 30,107,366.46/7,828.53
  6. Step 6: Final answer
    x = 3,845.85

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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.