Home / 8,757.28-13,141.39-3,563.16

Finding the Fourth Proportional to 8,757.28, 13,141.39 and 3,563.16

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Solution

The fourth proportional to 8,757.28, 13,141.39 and 3,563.16 is: 5,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.28 : 13,141.39 = 3,563.16 : x
  2. Step 2: Convert to fraction form
    8,757.28/13,141.39 = 3,563.16/x
  3. Step 3: Cross multiply
    8,757.28x = 13,141.39 × 3,563.16
  4. Step 4: Simplify right side
    8,757.28x = 46,824,823.69
  5. Step 5: Solve for x
    x = 46,824,823.69/8,757.28
  6. Step 6: Final answer
    x = 5,346.96

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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.