Home / 7,450.84-11,175.04-2,255.50

Finding the Fourth Proportional to 7,450.84, 11,175.04 and 2,255.50

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Solution

The fourth proportional to 7,450.84, 11,175.04 and 2,255.50 is: 3,382.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.84 : 11,175.04 = 2,255.50 : x
  2. Step 2: Convert to fraction form
    7,450.84/11,175.04 = 2,255.50/x
  3. Step 3: Cross multiply
    7,450.84x = 11,175.04 × 2,255.50
  4. Step 4: Simplify right side
    7,450.84x = 25,205,302.72
  5. Step 5: Solve for x
    x = 25,205,302.72/7,450.84
  6. Step 6: Final answer
    x = 3,382.88

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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.