Home / 5,568.82-8,351.98-1,620.07

Finding the Fourth Proportional to 5,568.82, 8,351.98 and 1,620.07

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Solution

The fourth proportional to 5,568.82, 8,351.98 and 1,620.07 is: 2,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.82 : 8,351.98 = 1,620.07 : x
  2. Step 2: Convert to fraction form
    5,568.82/8,351.98 = 1,620.07/x
  3. Step 3: Cross multiply
    5,568.82x = 8,351.98 × 1,620.07
  4. Step 4: Simplify right side
    5,568.82x = 13,530,767.31
  5. Step 5: Solve for x
    x = 13,530,767.31/5,568.82
  6. Step 6: Final answer
    x = 2,429.74

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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.