Home / 4,227.60-6,347.80-3,254.80

Finding the Fourth Proportional to 4,227.60, 6,347.80 and 3,254.80

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Solution

The fourth proportional to 4,227.60, 6,347.80 and 3,254.80 is: 4,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.60 : 6,347.80 = 3,254.80 : x
  2. Step 2: Convert to fraction form
    4,227.60/6,347.80 = 3,254.80/x
  3. Step 3: Cross multiply
    4,227.60x = 6,347.80 × 3,254.80
  4. Step 4: Simplify right side
    4,227.60x = 20,660,819.44
  5. Step 5: Solve for x
    x = 20,660,819.44/4,227.60
  6. Step 6: Final answer
    x = 4,887.13

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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.