Home / 5,326.32-7,350.78-3,202.20

Finding the Fourth Proportional to 5,326.32, 7,350.78 and 3,202.20

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Solution

The fourth proportional to 5,326.32, 7,350.78 and 3,202.20 is: 4,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.32 : 7,350.78 = 3,202.20 : x
  2. Step 2: Convert to fraction form
    5,326.32/7,350.78 = 3,202.20/x
  3. Step 3: Cross multiply
    5,326.32x = 7,350.78 × 3,202.20
  4. Step 4: Simplify right side
    5,326.32x = 23,538,679.72
  5. Step 5: Solve for x
    x = 23,538,679.72/5,326.32
  6. Step 6: Final answer
    x = 4,419.31

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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.