Home / 6,181.80-9,270.85-3,258.51

Finding the Fourth Proportional to 6,181.80, 9,270.85 and 3,258.51

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Solution

The fourth proportional to 6,181.80, 9,270.85 and 3,258.51 is: 4,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.80 : 9,270.85 = 3,258.51 : x
  2. Step 2: Convert to fraction form
    6,181.80/9,270.85 = 3,258.51/x
  3. Step 3: Cross multiply
    6,181.80x = 9,270.85 × 3,258.51
  4. Step 4: Simplify right side
    6,181.80x = 30,209,157.43
  5. Step 5: Solve for x
    x = 30,209,157.43/6,181.80
  6. Step 6: Final answer
    x = 4,886.79

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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.