Home / 2,913.82-4,362.30-2,613.36

Finding the Fourth Proportional to 2,913.82, 4,362.30 and 2,613.36

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Solution

The fourth proportional to 2,913.82, 4,362.30 and 2,613.36 is: 3,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.82 : 4,362.30 = 2,613.36 : x
  2. Step 2: Convert to fraction form
    2,913.82/4,362.30 = 2,613.36/x
  3. Step 3: Cross multiply
    2,913.82x = 4,362.30 × 2,613.36
  4. Step 4: Simplify right side
    2,913.82x = 11,400,260.33
  5. Step 5: Solve for x
    x = 11,400,260.33/2,913.82
  6. Step 6: Final answer
    x = 3,912.48

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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.