Home / 4,287.31-5,912.53-3,292.63

Finding the Fourth Proportional to 4,287.31, 5,912.53 and 3,292.63

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Solution

The fourth proportional to 4,287.31, 5,912.53 and 3,292.63 is: 4,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.31 : 5,912.53 = 3,292.63 : x
  2. Step 2: Convert to fraction form
    4,287.31/5,912.53 = 3,292.63/x
  3. Step 3: Cross multiply
    4,287.31x = 5,912.53 × 3,292.63
  4. Step 4: Simplify right side
    4,287.31x = 19,467,773.65
  5. Step 5: Solve for x
    x = 19,467,773.65/4,287.31
  6. Step 6: Final answer
    x = 4,540.79

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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.