Home / 4,958.48-7,427.40-3,393.20

Finding the Fourth Proportional to 4,958.48, 7,427.40 and 3,393.20

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Solution

The fourth proportional to 4,958.48, 7,427.40 and 3,393.20 is: 5,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.48 : 7,427.40 = 3,393.20 : x
  2. Step 2: Convert to fraction form
    4,958.48/7,427.40 = 3,393.20/x
  3. Step 3: Cross multiply
    4,958.48x = 7,427.40 × 3,393.20
  4. Step 4: Simplify right side
    4,958.48x = 25,202,653.68
  5. Step 5: Solve for x
    x = 25,202,653.68/4,958.48
  6. Step 6: Final answer
    x = 5,082.74

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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.