Home / 4,227.56-6,341.36-1,628.68

Finding the Fourth Proportional to 4,227.56, 6,341.36 and 1,628.68

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Solution

The fourth proportional to 4,227.56, 6,341.36 and 1,628.68 is: 2,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.56 : 6,341.36 = 1,628.68 : x
  2. Step 2: Convert to fraction form
    4,227.56/6,341.36 = 1,628.68/x
  3. Step 3: Cross multiply
    4,227.56x = 6,341.36 × 1,628.68
  4. Step 4: Simplify right side
    4,227.56x = 10,328,046.20
  5. Step 5: Solve for x
    x = 10,328,046.20/4,227.56
  6. Step 6: Final answer
    x = 2,443.03

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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.