Home / 3,779.30-5,213.38-2,414.02

Finding the Fourth Proportional to 3,779.30, 5,213.38 and 2,414.02

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Solution

The fourth proportional to 3,779.30, 5,213.38 and 2,414.02 is: 3,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.30 : 5,213.38 = 2,414.02 : x
  2. Step 2: Convert to fraction form
    3,779.30/5,213.38 = 2,414.02/x
  3. Step 3: Cross multiply
    3,779.30x = 5,213.38 × 2,414.02
  4. Step 4: Simplify right side
    3,779.30x = 12,585,203.59
  5. Step 5: Solve for x
    x = 12,585,203.59/3,779.30
  6. Step 6: Final answer
    x = 3,330.04

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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.