Home / 3,181.30-4,773.47-1,536.93

Finding the Fourth Proportional to 3,181.30, 4,773.47 and 1,536.93

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Solution

The fourth proportional to 3,181.30, 4,773.47 and 1,536.93 is: 2,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.30 : 4,773.47 = 1,536.93 : x
  2. Step 2: Convert to fraction form
    3,181.30/4,773.47 = 1,536.93/x
  3. Step 3: Cross multiply
    3,181.30x = 4,773.47 × 1,536.93
  4. Step 4: Simplify right side
    3,181.30x = 7,336,481.56
  5. Step 5: Solve for x
    x = 7,336,481.56/3,181.30
  6. Step 6: Final answer
    x = 2,306.13

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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.