Home / 5,709.56-8,563.26-2,784.92

Finding the Fourth Proportional to 5,709.56, 8,563.26 and 2,784.92

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Solution

The fourth proportional to 5,709.56, 8,563.26 and 2,784.92 is: 4,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.56 : 8,563.26 = 2,784.92 : x
  2. Step 2: Convert to fraction form
    5,709.56/8,563.26 = 2,784.92/x
  3. Step 3: Cross multiply
    5,709.56x = 8,563.26 × 2,784.92
  4. Step 4: Simplify right side
    5,709.56x = 23,847,994.04
  5. Step 5: Solve for x
    x = 23,847,994.04/5,709.56
  6. Step 6: Final answer
    x = 4,176.85

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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.