Home / 3,814.46-5,717.82-2,409.92

Finding the Fourth Proportional to 3,814.46, 5,717.82 and 2,409.92

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Solution

The fourth proportional to 3,814.46, 5,717.82 and 2,409.92 is: 3,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.46 : 5,717.82 = 2,409.92 : x
  2. Step 2: Convert to fraction form
    3,814.46/5,717.82 = 2,409.92/x
  3. Step 3: Cross multiply
    3,814.46x = 5,717.82 × 2,409.92
  4. Step 4: Simplify right side
    3,814.46x = 13,779,488.77
  5. Step 5: Solve for x
    x = 13,779,488.77/3,814.46
  6. Step 6: Final answer
    x = 3,612.43

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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.