Home / 4,092.60-6,138.18-1,171.11

Finding the Fourth Proportional to 4,092.60, 6,138.18 and 1,171.11

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Solution

The fourth proportional to 4,092.60, 6,138.18 and 1,171.11 is: 1,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.60 : 6,138.18 = 1,171.11 : x
  2. Step 2: Convert to fraction form
    4,092.60/6,138.18 = 1,171.11/x
  3. Step 3: Cross multiply
    4,092.60x = 6,138.18 × 1,171.11
  4. Step 4: Simplify right side
    4,092.60x = 7,188,483.98
  5. Step 5: Solve for x
    x = 7,188,483.98/4,092.60
  6. Step 6: Final answer
    x = 1,756.46

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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.