Home / 3,779.46-5,219.64-3,367.17

Finding the Fourth Proportional to 3,779.46, 5,219.64 and 3,367.17

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Solution

The fourth proportional to 3,779.46, 5,219.64 and 3,367.17 is: 4,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.46 : 5,219.64 = 3,367.17 : x
  2. Step 2: Convert to fraction form
    3,779.46/5,219.64 = 3,367.17/x
  3. Step 3: Cross multiply
    3,779.46x = 5,219.64 × 3,367.17
  4. Step 4: Simplify right side
    3,779.46x = 17,575,415.22
  5. Step 5: Solve for x
    x = 17,575,415.22/3,779.46
  6. Step 6: Final answer
    x = 4,650.25

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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.