Home / 1,997.16-2,755.01-1,842.55

Finding the Fourth Proportional to 1,997.16, 2,755.01 and 1,842.55

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Solution

The fourth proportional to 1,997.16, 2,755.01 and 1,842.55 is: 2,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997.16 : 2,755.01 = 1,842.55 : x
  2. Step 2: Convert to fraction form
    1,997.16/2,755.01 = 1,842.55/x
  3. Step 3: Cross multiply
    1,997.16x = 2,755.01 × 1,842.55
  4. Step 4: Simplify right side
    1,997.16x = 5,076,241.39
  5. Step 5: Solve for x
    x = 5,076,241.39/1,997.16
  6. Step 6: Final answer
    x = 2,541.73

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1.5x scale

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.