Home / 1,663.88-2,294.46-1,166.36

Finding the Fourth Proportional to 1,663.88, 2,294.46 and 1,166.36

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Solution

The fourth proportional to 1,663.88, 2,294.46 and 1,166.36 is: 1,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663.88 : 2,294.46 = 1,166.36 : x
  2. Step 2: Convert to fraction form
    1,663.88/2,294.46 = 1,166.36/x
  3. Step 3: Cross multiply
    1,663.88x = 2,294.46 × 1,166.36
  4. Step 4: Simplify right side
    1,663.88x = 2,676,166.37
  5. Step 5: Solve for x
    x = 2,676,166.37/1,663.88
  6. Step 6: Final answer
    x = 1,608.39

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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.