Home / 4,015.58-5,546.80-3,082.90

Finding the Fourth Proportional to 4,015.58, 5,546.80 and 3,082.90

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Solution

The fourth proportional to 4,015.58, 5,546.80 and 3,082.90 is: 4,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.58 : 5,546.80 = 3,082.90 : x
  2. Step 2: Convert to fraction form
    4,015.58/5,546.80 = 3,082.90/x
  3. Step 3: Cross multiply
    4,015.58x = 5,546.80 × 3,082.90
  4. Step 4: Simplify right side
    4,015.58x = 17,100,186.57
  5. Step 5: Solve for x
    x = 17,100,186.57/4,015.58
  6. Step 6: Final answer
    x = 4,258.46

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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.