Home / 4,376.82-6,559.56-1,778.34

Finding the Fourth Proportional to 4,376.82, 6,559.56 and 1,778.34

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Solution

The fourth proportional to 4,376.82, 6,559.56 and 1,778.34 is: 2,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.82 : 6,559.56 = 1,778.34 : x
  2. Step 2: Convert to fraction form
    4,376.82/6,559.56 = 1,778.34/x
  3. Step 3: Cross multiply
    4,376.82x = 6,559.56 × 1,778.34
  4. Step 4: Simplify right side
    4,376.82x = 11,665,127.93
  5. Step 5: Solve for x
    x = 11,665,127.93/4,376.82
  6. Step 6: Final answer
    x = 2,665.21

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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.