Home / 5,361.70-8,045.29-2,553.71

Finding the Fourth Proportional to 5,361.70, 8,045.29 and 2,553.71

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Solution

The fourth proportional to 5,361.70, 8,045.29 and 2,553.71 is: 3,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.70 : 8,045.29 = 2,553.71 : x
  2. Step 2: Convert to fraction form
    5,361.70/8,045.29 = 2,553.71/x
  3. Step 3: Cross multiply
    5,361.70x = 8,045.29 × 2,553.71
  4. Step 4: Simplify right side
    5,361.70x = 20,545,324.76
  5. Step 5: Solve for x
    x = 20,545,324.76/5,361.70
  6. Step 6: Final answer
    x = 3,831.87

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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.