Home / 10,211.25-14,091.26-5,735.49

Finding the Fourth Proportional to 10,211.25, 14,091.26 and 5,735.49

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Solution

The fourth proportional to 10,211.25, 14,091.26 and 5,735.49 is: 7,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.25 : 14,091.26 = 5,735.49 : x
  2. Step 2: Convert to fraction form
    10,211.25/14,091.26 = 5,735.49/x
  3. Step 3: Cross multiply
    10,211.25x = 14,091.26 × 5,735.49
  4. Step 4: Simplify right side
    10,211.25x = 80,820,252.14
  5. Step 5: Solve for x
    x = 80,820,252.14/10,211.25
  6. Step 6: Final answer
    x = 7,914.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.