Home / 11,722.59-17,583.75-2,957.49

Finding the Fourth Proportional to 11,722.59, 17,583.75 and 2,957.49

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Solution

The fourth proportional to 11,722.59, 17,583.75 and 2,957.49 is: 4,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.59 : 17,583.75 = 2,957.49 : x
  2. Step 2: Convert to fraction form
    11,722.59/17,583.75 = 2,957.49/x
  3. Step 3: Cross multiply
    11,722.59x = 17,583.75 × 2,957.49
  4. Step 4: Simplify right side
    11,722.59x = 52,003,764.79
  5. Step 5: Solve for x
    x = 52,003,764.79/11,722.59
  6. Step 6: Final answer
    x = 4,436.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.