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Finding the Fourth Proportional to 5,789.08, 8,684.28 and 1,892.68

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Solution

The fourth proportional to 5,789.08, 8,684.28 and 1,892.68 is: 2,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.08 : 8,684.28 = 1,892.68 : x
  2. Step 2: Convert to fraction form
    5,789.08/8,684.28 = 1,892.68/x
  3. Step 3: Cross multiply
    5,789.08x = 8,684.28 × 1,892.68
  4. Step 4: Simplify right side
    5,789.08x = 16,436,563.07
  5. Step 5: Solve for x
    x = 16,436,563.07/5,789.08
  6. Step 6: Final answer
    x = 2,839.24

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1.5x scale

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.