Home / 6,157.89-9,231.30-2,261.52

Finding the Fourth Proportional to 6,157.89, 9,231.30 and 2,261.52

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Solution

The fourth proportional to 6,157.89, 9,231.30 and 2,261.52 is: 3,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157.89 : 9,231.30 = 2,261.52 : x
  2. Step 2: Convert to fraction form
    6,157.89/9,231.30 = 2,261.52/x
  3. Step 3: Cross multiply
    6,157.89x = 9,231.30 × 2,261.52
  4. Step 4: Simplify right side
    6,157.89x = 20,876,769.58
  5. Step 5: Solve for x
    x = 20,876,769.58/6,157.89
  6. Step 6: Final answer
    x = 3,390.25

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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.