Home / 3,779.97-5,214.68-2,207.37

Finding the Fourth Proportional to 3,779.97, 5,214.68 and 2,207.37

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Solution

The fourth proportional to 3,779.97, 5,214.68 and 2,207.37 is: 3,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.97 : 5,214.68 = 2,207.37 : x
  2. Step 2: Convert to fraction form
    3,779.97/5,214.68 = 2,207.37/x
  3. Step 3: Cross multiply
    3,779.97x = 5,214.68 × 2,207.37
  4. Step 4: Simplify right side
    3,779.97x = 11,510,717.15
  5. Step 5: Solve for x
    x = 11,510,717.15/3,779.97
  6. Step 6: Final answer
    x = 3,045.19

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1.5x scale

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.