Home / 3,289.21-4,540.76-2,541.48

Finding the Fourth Proportional to 3,289.21, 4,540.76 and 2,541.48

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Solution

The fourth proportional to 3,289.21, 4,540.76 and 2,541.48 is: 3,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.21 : 4,540.76 = 2,541.48 : x
  2. Step 2: Convert to fraction form
    3,289.21/4,540.76 = 2,541.48/x
  3. Step 3: Cross multiply
    3,289.21x = 4,540.76 × 2,541.48
  4. Step 4: Simplify right side
    3,289.21x = 11,540,230.52
  5. Step 5: Solve for x
    x = 11,540,230.52/3,289.21
  6. Step 6: Final answer
    x = 3,508.51

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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.