Home / 1,941.44-2,892.13-1,821.92

Finding the Fourth Proportional to 1,941.44, 2,892.13 and 1,821.92

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Solution

The fourth proportional to 1,941.44, 2,892.13 and 1,821.92 is: 2,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.44 : 2,892.13 = 1,821.92 : x
  2. Step 2: Convert to fraction form
    1,941.44/2,892.13 = 1,821.92/x
  3. Step 3: Cross multiply
    1,941.44x = 2,892.13 × 1,821.92
  4. Step 4: Simplify right side
    1,941.44x = 5,269,229.49
  5. Step 5: Solve for x
    x = 5,269,229.49/1,941.44
  6. Step 6: Final answer
    x = 2,714.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.