Home / 6,523.96-9,787.42-2,141.40

Finding the Fourth Proportional to 6,523.96, 9,787.42 and 2,141.40

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Solution

The fourth proportional to 6,523.96, 9,787.42 and 2,141.40 is: 3,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.96 : 9,787.42 = 2,141.40 : x
  2. Step 2: Convert to fraction form
    6,523.96/9,787.42 = 2,141.40/x
  3. Step 3: Cross multiply
    6,523.96x = 9,787.42 × 2,141.40
  4. Step 4: Simplify right side
    6,523.96x = 20,958,781.19
  5. Step 5: Solve for x
    x = 20,958,781.19/6,523.96
  6. Step 6: Final answer
    x = 3,212.59

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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.