Home / 2,606.40-3,912.34-1,568.94

Finding the Fourth Proportional to 2,606.40, 3,912.34 and 1,568.94

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Solution

The fourth proportional to 2,606.40, 3,912.34 and 1,568.94 is: 2,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.40 : 3,912.34 = 1,568.94 : x
  2. Step 2: Convert to fraction form
    2,606.40/3,912.34 = 1,568.94/x
  3. Step 3: Cross multiply
    2,606.40x = 3,912.34 × 1,568.94
  4. Step 4: Simplify right side
    2,606.40x = 6,138,226.72
  5. Step 5: Solve for x
    x = 6,138,226.72/2,606.40
  6. Step 6: Final answer
    x = 2,355.06

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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.