Home / 6,789.51-10,181.21-2,405.97

Finding the Fourth Proportional to 6,789.51, 10,181.21 and 2,405.97

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Solution

The fourth proportional to 6,789.51, 10,181.21 and 2,405.97 is: 3,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.51 : 10,181.21 = 2,405.97 : x
  2. Step 2: Convert to fraction form
    6,789.51/10,181.21 = 2,405.97/x
  3. Step 3: Cross multiply
    6,789.51x = 10,181.21 × 2,405.97
  4. Step 4: Simplify right side
    6,789.51x = 24,495,673.79
  5. Step 5: Solve for x
    x = 24,495,673.79/6,789.51
  6. Step 6: Final answer
    x = 3,607.87

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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.