Home / 1,722.25-2,583.38-568.09

Finding the Fourth Proportional to 1,722.25, 2,583.38 and 568.09

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Solution

The fourth proportional to 1,722.25, 2,583.38 and 568.09 is: 852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.25 : 2,583.38 = 568.09 : x
  2. Step 2: Convert to fraction form
    1,722.25/2,583.38 = 568.09/x
  3. Step 3: Cross multiply
    1,722.25x = 2,583.38 × 568.09
  4. Step 4: Simplify right side
    1,722.25x = 1,467,592.34
  5. Step 5: Solve for x
    x = 1,467,592.34/1,722.25
  6. Step 6: Final answer
    x = 852.14

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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.