Home / 1,712.22-2,362.96-966.36

Finding the Fourth Proportional to 1,712.22, 2,362.96 and 966.36

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Solution

The fourth proportional to 1,712.22, 2,362.96 and 966.36 is: 1,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.22 : 2,362.96 = 966.36 : x
  2. Step 2: Convert to fraction form
    1,712.22/2,362.96 = 966.36/x
  3. Step 3: Cross multiply
    1,712.22x = 2,362.96 × 966.36
  4. Step 4: Simplify right side
    1,712.22x = 2,283,470.03
  5. Step 5: Solve for x
    x = 2,283,470.03/1,712.22
  6. Step 6: Final answer
    x = 1,333.63

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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.