Home / 1,664.20-2,496.30-568.54

Finding the Fourth Proportional to 1,664.20, 2,496.30 and 568.54

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Solution

The fourth proportional to 1,664.20, 2,496.30 and 568.54 is: 852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.20 : 2,496.30 = 568.54 : x
  2. Step 2: Convert to fraction form
    1,664.20/2,496.30 = 568.54/x
  3. Step 3: Cross multiply
    1,664.20x = 2,496.30 × 568.54
  4. Step 4: Simplify right side
    1,664.20x = 1,419,246.40
  5. Step 5: Solve for x
    x = 1,419,246.40/1,664.20
  6. Step 6: Final answer
    x = 852.81

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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.