Home / 4,211.78-5,812.30-2,323.44

Finding the Fourth Proportional to 4,211.78, 5,812.30 and 2,323.44

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Solution

The fourth proportional to 4,211.78, 5,812.30 and 2,323.44 is: 3,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.78 : 5,812.30 = 2,323.44 : x
  2. Step 2: Convert to fraction form
    4,211.78/5,812.30 = 2,323.44/x
  3. Step 3: Cross multiply
    4,211.78x = 5,812.30 × 2,323.44
  4. Step 4: Simplify right side
    4,211.78x = 13,504,530.31
  5. Step 5: Solve for x
    x = 13,504,530.31/4,211.78
  6. Step 6: Final answer
    x = 3,206.37

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1.5x scale

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.