Home / 5,355.62-8,033.15-2,722.31

Finding the Fourth Proportional to 5,355.62, 8,033.15 and 2,722.31

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Solution

The fourth proportional to 5,355.62, 8,033.15 and 2,722.31 is: 4,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.62 : 8,033.15 = 2,722.31 : x
  2. Step 2: Convert to fraction form
    5,355.62/8,033.15 = 2,722.31/x
  3. Step 3: Cross multiply
    5,355.62x = 8,033.15 × 2,722.31
  4. Step 4: Simplify right side
    5,355.62x = 21,868,670.80
  5. Step 5: Solve for x
    x = 21,868,670.80/5,355.62
  6. Step 6: Final answer
    x = 4,083.32

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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.