Home / 1,822.44-2,513.64-1,191.96

Finding the Fourth Proportional to 1,822.44, 2,513.64 and 1,191.96

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Solution

The fourth proportional to 1,822.44, 2,513.64 and 1,191.96 is: 1,644.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.44 : 2,513.64 = 1,191.96 : x
  2. Step 2: Convert to fraction form
    1,822.44/2,513.64 = 1,191.96/x
  3. Step 3: Cross multiply
    1,822.44x = 2,513.64 × 1,191.96
  4. Step 4: Simplify right side
    1,822.44x = 2,996,159.45
  5. Step 5: Solve for x
    x = 2,996,159.45/1,822.44
  6. Step 6: Final answer
    x = 1,644.03

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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.