Home / 7,832.12-11,725.61-5,202.25

Finding the Fourth Proportional to 7,832.12, 11,725.61 and 5,202.25

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Solution

The fourth proportional to 7,832.12, 11,725.61 and 5,202.25 is: 7,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.12 : 11,725.61 = 5,202.25 : x
  2. Step 2: Convert to fraction form
    7,832.12/11,725.61 = 5,202.25/x
  3. Step 3: Cross multiply
    7,832.12x = 11,725.61 × 5,202.25
  4. Step 4: Simplify right side
    7,832.12x = 60,999,554.62
  5. Step 5: Solve for x
    x = 60,999,554.62/7,832.12
  6. Step 6: Final answer
    x = 7,788.38

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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.