Home / 4,094.97-6,142.62-1,321.70

Finding the Fourth Proportional to 4,094.97, 6,142.62 and 1,321.70

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Solution

The fourth proportional to 4,094.97, 6,142.62 and 1,321.70 is: 1,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.97 : 6,142.62 = 1,321.70 : x
  2. Step 2: Convert to fraction form
    4,094.97/6,142.62 = 1,321.70/x
  3. Step 3: Cross multiply
    4,094.97x = 6,142.62 × 1,321.70
  4. Step 4: Simplify right side
    4,094.97x = 8,118,670.14
  5. Step 5: Solve for x
    x = 8,118,670.14/4,094.97
  6. Step 6: Final answer
    x = 1,982.60

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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.