Home / 5,720.32-7,893.96-3,202.36

Finding the Fourth Proportional to 5,720.32, 7,893.96 and 3,202.36

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Solution

The fourth proportional to 5,720.32, 7,893.96 and 3,202.36 is: 4,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.32 : 7,893.96 = 3,202.36 : x
  2. Step 2: Convert to fraction form
    5,720.32/7,893.96 = 3,202.36/x
  3. Step 3: Cross multiply
    5,720.32x = 7,893.96 × 3,202.36
  4. Step 4: Simplify right side
    5,720.32x = 25,279,301.75
  5. Step 5: Solve for x
    x = 25,279,301.75/5,720.32
  6. Step 6: Final answer
    x = 4,419.21

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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.