Home / 5,450.73-8,176.86-2,164.17

Finding the Fourth Proportional to 5,450.73, 8,176.86 and 2,164.17

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Solution

The fourth proportional to 5,450.73, 8,176.86 and 2,164.17 is: 3,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.73 : 8,176.86 = 2,164.17 : x
  2. Step 2: Convert to fraction form
    5,450.73/8,176.86 = 2,164.17/x
  3. Step 3: Cross multiply
    5,450.73x = 8,176.86 × 2,164.17
  4. Step 4: Simplify right side
    5,450.73x = 17,696,115.11
  5. Step 5: Solve for x
    x = 17,696,115.11/5,450.73
  6. Step 6: Final answer
    x = 3,246.56

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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.