Home / 6,902.49-10,351.90-2,742.33

Finding the Fourth Proportional to 6,902.49, 10,351.90 and 2,742.33

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Solution

The fourth proportional to 6,902.49, 10,351.90 and 2,742.33 is: 4,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.49 : 10,351.90 = 2,742.33 : x
  2. Step 2: Convert to fraction form
    6,902.49/10,351.90 = 2,742.33/x
  3. Step 3: Cross multiply
    6,902.49x = 10,351.90 × 2,742.33
  4. Step 4: Simplify right side
    6,902.49x = 28,388,325.93
  5. Step 5: Solve for x
    x = 28,388,325.93/6,902.49
  6. Step 6: Final answer
    x = 4,112.77

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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.