Home / 1,633.58-2,251.68-1,043.09

Finding the Fourth Proportional to 1,633.58, 2,251.68 and 1,043.09

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Solution

The fourth proportional to 1,633.58, 2,251.68 and 1,043.09 is: 1,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.58 : 2,251.68 = 1,043.09 : x
  2. Step 2: Convert to fraction form
    1,633.58/2,251.68 = 1,043.09/x
  3. Step 3: Cross multiply
    1,633.58x = 2,251.68 × 1,043.09
  4. Step 4: Simplify right side
    1,633.58x = 2,348,693.63
  5. Step 5: Solve for x
    x = 2,348,693.63/1,633.58
  6. Step 6: Final answer
    x = 1,437.76

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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.