Home / 1,630.63-2,249.44-1,032.11

Finding the Fourth Proportional to 1,630.63, 2,249.44 and 1,032.11

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Solution

The fourth proportional to 1,630.63, 2,249.44 and 1,032.11 is: 1,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.63 : 2,249.44 = 1,032.11 : x
  2. Step 2: Convert to fraction form
    1,630.63/2,249.44 = 1,032.11/x
  3. Step 3: Cross multiply
    1,630.63x = 2,249.44 × 1,032.11
  4. Step 4: Simplify right side
    1,630.63x = 2,321,658.73
  5. Step 5: Solve for x
    x = 2,321,658.73/1,630.63
  6. Step 6: Final answer
    x = 1,423.78

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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.