Home / 5,542.60-7,650.34-3,185

Finding the Fourth Proportional to 5,542.60, 7,650.34 and 3,185

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Solution

The fourth proportional to 5,542.60, 7,650.34 and 3,185 is: 4,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.60 : 7,650.34 = 3,185 : x
  2. Step 2: Convert to fraction form
    5,542.60/7,650.34 = 3,185/x
  3. Step 3: Cross multiply
    5,542.60x = 7,650.34 × 3,185
  4. Step 4: Simplify right side
    5,542.60x = 24,366,332.90
  5. Step 5: Solve for x
    x = 24,366,332.90/5,542.60
  6. Step 6: Final answer
    x = 4,396.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.