Home / 10,563.23-15,843.62-2,772.65

Finding the Fourth Proportional to 10,563.23, 15,843.62 and 2,772.65

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Solution

The fourth proportional to 10,563.23, 15,843.62 and 2,772.65 is: 4,158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.23 : 15,843.62 = 2,772.65 : x
  2. Step 2: Convert to fraction form
    10,563.23/15,843.62 = 2,772.65/x
  3. Step 3: Cross multiply
    10,563.23x = 15,843.62 × 2,772.65
  4. Step 4: Simplify right side
    10,563.23x = 43,928,859.53
  5. Step 5: Solve for x
    x = 43,928,859.53/10,563.23
  6. Step 6: Final answer
    x = 4,158.66

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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.