Home / 5,769.63-8,646.09-3,134.90

Finding the Fourth Proportional to 5,769.63, 8,646.09 and 3,134.90

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Solution

The fourth proportional to 5,769.63, 8,646.09 and 3,134.90 is: 4,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.63 : 8,646.09 = 3,134.90 : x
  2. Step 2: Convert to fraction form
    5,769.63/8,646.09 = 3,134.90/x
  3. Step 3: Cross multiply
    5,769.63x = 8,646.09 × 3,134.90
  4. Step 4: Simplify right side
    5,769.63x = 27,104,627.54
  5. Step 5: Solve for x
    x = 27,104,627.54/5,769.63
  6. Step 6: Final answer
    x = 4,697.81

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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.