Home / 1,822.64-2,516.28-1,203.44

Finding the Fourth Proportional to 1,822.64, 2,516.28 and 1,203.44

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Solution

The fourth proportional to 1,822.64, 2,516.28 and 1,203.44 is: 1,661.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.64 : 2,516.28 = 1,203.44 : x
  2. Step 2: Convert to fraction form
    1,822.64/2,516.28 = 1,203.44/x
  3. Step 3: Cross multiply
    1,822.64x = 2,516.28 × 1,203.44
  4. Step 4: Simplify right side
    1,822.64x = 3,028,192.00
  5. Step 5: Solve for x
    x = 3,028,192.00/1,822.64
  6. Step 6: Final answer
    x = 1,661.43

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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.