Home / 5,203.92-7,181.43-2,846.05

Finding the Fourth Proportional to 5,203.92, 7,181.43 and 2,846.05

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Solution

The fourth proportional to 5,203.92, 7,181.43 and 2,846.05 is: 3,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.92 : 7,181.43 = 2,846.05 : x
  2. Step 2: Convert to fraction form
    5,203.92/7,181.43 = 2,846.05/x
  3. Step 3: Cross multiply
    5,203.92x = 7,181.43 × 2,846.05
  4. Step 4: Simplify right side
    5,203.92x = 20,438,680.23
  5. Step 5: Solve for x
    x = 20,438,680.23/5,203.92
  6. Step 6: Final answer
    x = 3,927.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.