Home / 5,207.96-7,186.98-2,850.10

Finding the Fourth Proportional to 5,207.96, 7,186.98 and 2,850.10

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Solution

The fourth proportional to 5,207.96, 7,186.98 and 2,850.10 is: 3,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.96 : 7,186.98 = 2,850.10 : x
  2. Step 2: Convert to fraction form
    5,207.96/7,186.98 = 2,850.10/x
  3. Step 3: Cross multiply
    5,207.96x = 7,186.98 × 2,850.10
  4. Step 4: Simplify right side
    5,207.96x = 20,483,611.70
  5. Step 5: Solve for x
    x = 20,483,611.70/5,207.96
  6. Step 6: Final answer
    x = 3,933.14

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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.