Home / 3,255.54-4,883.10-1,306.34

Finding the Fourth Proportional to 3,255.54, 4,883.10 and 1,306.34

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Solution

The fourth proportional to 3,255.54, 4,883.10 and 1,306.34 is: 1,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.54 : 4,883.10 = 1,306.34 : x
  2. Step 2: Convert to fraction form
    3,255.54/4,883.10 = 1,306.34/x
  3. Step 3: Cross multiply
    3,255.54x = 4,883.10 × 1,306.34
  4. Step 4: Simplify right side
    3,255.54x = 6,378,988.85
  5. Step 5: Solve for x
    x = 6,378,988.85/3,255.54
  6. Step 6: Final answer
    x = 1,959.43

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1.5x scale

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.