Home / 3,187.17-4,773.84-1,540.27

Finding the Fourth Proportional to 3,187.17, 4,773.84 and 1,540.27

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Solution

The fourth proportional to 3,187.17, 4,773.84 and 1,540.27 is: 2,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.17 : 4,773.84 = 1,540.27 : x
  2. Step 2: Convert to fraction form
    3,187.17/4,773.84 = 1,540.27/x
  3. Step 3: Cross multiply
    3,187.17x = 4,773.84 × 1,540.27
  4. Step 4: Simplify right side
    3,187.17x = 7,352,975.88
  5. Step 5: Solve for x
    x = 7,352,975.88/3,187.17
  6. Step 6: Final answer
    x = 2,307.05

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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.