Home / 3,779.36-5,662.56-3,049.28

Finding the Fourth Proportional to 3,779.36, 5,662.56 and 3,049.28

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Solution

The fourth proportional to 3,779.36, 5,662.56 and 3,049.28 is: 4,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.36 : 5,662.56 = 3,049.28 : x
  2. Step 2: Convert to fraction form
    3,779.36/5,662.56 = 3,049.28/x
  3. Step 3: Cross multiply
    3,779.36x = 5,662.56 × 3,049.28
  4. Step 4: Simplify right side
    3,779.36x = 17,266,730.96
  5. Step 5: Solve for x
    x = 17,266,730.96/3,779.36
  6. Step 6: Final answer
    x = 4,568.69

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1.5x scale

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.