Home / 11,450.84-17,170.94-5,210.60

Finding the Fourth Proportional to 11,450.84, 17,170.94 and 5,210.60

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Solution

The fourth proportional to 11,450.84, 17,170.94 and 5,210.60 is: 7,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.84 : 17,170.94 = 5,210.60 : x
  2. Step 2: Convert to fraction form
    11,450.84/17,170.94 = 5,210.60/x
  3. Step 3: Cross multiply
    11,450.84x = 17,170.94 × 5,210.60
  4. Step 4: Simplify right side
    11,450.84x = 89,470,899.96
  5. Step 5: Solve for x
    x = 89,470,899.96/11,450.84
  6. Step 6: Final answer
    x = 7,813.48

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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.