Home / 3,779.08-5,671.58-2,617.23

Finding the Fourth Proportional to 3,779.08, 5,671.58 and 2,617.23

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Solution

The fourth proportional to 3,779.08, 5,671.58 and 2,617.23 is: 3,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.08 : 5,671.58 = 2,617.23 : x
  2. Step 2: Convert to fraction form
    3,779.08/5,671.58 = 2,617.23/x
  3. Step 3: Cross multiply
    3,779.08x = 5,671.58 × 2,617.23
  4. Step 4: Simplify right side
    3,779.08x = 14,843,819.41
  5. Step 5: Solve for x
    x = 14,843,819.41/3,779.08
  6. Step 6: Final answer
    x = 3,927.89

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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.