Home / 2,997.27-4,136.18-1,670.94

Finding the Fourth Proportional to 2,997.27, 4,136.18 and 1,670.94

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Solution

The fourth proportional to 2,997.27, 4,136.18 and 1,670.94 is: 2,305.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.27 : 4,136.18 = 1,670.94 : x
  2. Step 2: Convert to fraction form
    2,997.27/4,136.18 = 1,670.94/x
  3. Step 3: Cross multiply
    2,997.27x = 4,136.18 × 1,670.94
  4. Step 4: Simplify right side
    2,997.27x = 6,911,287.93
  5. Step 5: Solve for x
    x = 6,911,287.93/2,997.27
  6. Step 6: Final answer
    x = 2,305.86

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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.