Home / 5,212.05-7,817.72-2,093.45

Finding the Fourth Proportional to 5,212.05, 7,817.72 and 2,093.45

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Solution

The fourth proportional to 5,212.05, 7,817.72 and 2,093.45 is: 3,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.05 : 7,817.72 = 2,093.45 : x
  2. Step 2: Convert to fraction form
    5,212.05/7,817.72 = 2,093.45/x
  3. Step 3: Cross multiply
    5,212.05x = 7,817.72 × 2,093.45
  4. Step 4: Simplify right side
    5,212.05x = 16,365,956.38
  5. Step 5: Solve for x
    x = 16,365,956.38/5,212.05
  6. Step 6: Final answer
    x = 3,140.03

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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.