Home / 4,092.64-6,138.96-1,170.95

Finding the Fourth Proportional to 4,092.64, 6,138.96 and 1,170.95

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Solution

The fourth proportional to 4,092.64, 6,138.96 and 1,170.95 is: 1,756.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.64 : 6,138.96 = 1,170.95 : x
  2. Step 2: Convert to fraction form
    4,092.64/6,138.96 = 1,170.95/x
  3. Step 3: Cross multiply
    4,092.64x = 6,138.96 × 1,170.95
  4. Step 4: Simplify right side
    4,092.64x = 7,188,384.52
  5. Step 5: Solve for x
    x = 7,188,384.52/4,092.64
  6. Step 6: Final answer
    x = 1,756.42

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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.