Home / 6,902.62-10,355.55-1,972.33

Finding the Fourth Proportional to 6,902.62, 10,355.55 and 1,972.33

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Solution

The fourth proportional to 6,902.62, 10,355.55 and 1,972.33 is: 2,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.62 : 10,355.55 = 1,972.33 : x
  2. Step 2: Convert to fraction form
    6,902.62/10,355.55 = 1,972.33/x
  3. Step 3: Cross multiply
    6,902.62x = 10,355.55 × 1,972.33
  4. Step 4: Simplify right side
    6,902.62x = 20,424,561.93
  5. Step 5: Solve for x
    x = 20,424,561.93/6,902.62
  6. Step 6: Final answer
    x = 2,958.96

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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.