Home / 5,736.62-8,606.26-1,787.68

Finding the Fourth Proportional to 5,736.62, 8,606.26 and 1,787.68

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Solution

The fourth proportional to 5,736.62, 8,606.26 and 1,787.68 is: 2,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736.62 : 8,606.26 = 1,787.68 : x
  2. Step 2: Convert to fraction form
    5,736.62/8,606.26 = 1,787.68/x
  3. Step 3: Cross multiply
    5,736.62x = 8,606.26 × 1,787.68
  4. Step 4: Simplify right side
    5,736.62x = 15,385,238.88
  5. Step 5: Solve for x
    x = 15,385,238.88/5,736.62
  6. Step 6: Final answer
    x = 2,681.93

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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.