Home / 1,663.34-2,296.96-1,043.42

Finding the Fourth Proportional to 1,663.34, 2,296.96 and 1,043.42

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Solution

The fourth proportional to 1,663.34, 2,296.96 and 1,043.42 is: 1,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663.34 : 2,296.96 = 1,043.42 : x
  2. Step 2: Convert to fraction form
    1,663.34/2,296.96 = 1,043.42/x
  3. Step 3: Cross multiply
    1,663.34x = 2,296.96 × 1,043.42
  4. Step 4: Simplify right side
    1,663.34x = 2,396,694.00
  5. Step 5: Solve for x
    x = 2,396,694.00/1,663.34
  6. Step 6: Final answer
    x = 1,440.89

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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.