Home / 3,772.35-5,204.41-2,779.99

Finding the Fourth Proportional to 3,772.35, 5,204.41 and 2,779.99

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Solution

The fourth proportional to 3,772.35, 5,204.41 and 2,779.99 is: 3,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.35 : 5,204.41 = 2,779.99 : x
  2. Step 2: Convert to fraction form
    3,772.35/5,204.41 = 2,779.99/x
  3. Step 3: Cross multiply
    3,772.35x = 5,204.41 × 2,779.99
  4. Step 4: Simplify right side
    3,772.35x = 14,468,207.76
  5. Step 5: Solve for x
    x = 14,468,207.76/3,772.35
  6. Step 6: Final answer
    x = 3,835.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.