Home / 4,218.56-5,823.92-2,540.34

Finding the Fourth Proportional to 4,218.56, 5,823.92 and 2,540.34

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Solution

The fourth proportional to 4,218.56, 5,823.92 and 2,540.34 is: 3,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.56 : 5,823.92 = 2,540.34 : x
  2. Step 2: Convert to fraction form
    4,218.56/5,823.92 = 2,540.34/x
  3. Step 3: Cross multiply
    4,218.56x = 5,823.92 × 2,540.34
  4. Step 4: Simplify right side
    4,218.56x = 14,794,736.93
  5. Step 5: Solve for x
    x = 14,794,736.93/4,218.56
  6. Step 6: Final answer
    x = 3,507.06

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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.