Home / 3,784.43-5,670.87-1,591.96

Finding the Fourth Proportional to 3,784.43, 5,670.87 and 1,591.96

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Solution

The fourth proportional to 3,784.43, 5,670.87 and 1,591.96 is: 2,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.43 : 5,670.87 = 1,591.96 : x
  2. Step 2: Convert to fraction form
    3,784.43/5,670.87 = 1,591.96/x
  3. Step 3: Cross multiply
    3,784.43x = 5,670.87 × 1,591.96
  4. Step 4: Simplify right side
    3,784.43x = 9,027,798.21
  5. Step 5: Solve for x
    x = 9,027,798.21/3,784.43
  6. Step 6: Final answer
    x = 2,385.51

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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.