Home / 7,028.82-9,686.44-5,035.92

Finding the Fourth Proportional to 7,028.82, 9,686.44 and 5,035.92

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Solution

The fourth proportional to 7,028.82, 9,686.44 and 5,035.92 is: 6,940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.82 : 9,686.44 = 5,035.92 : x
  2. Step 2: Convert to fraction form
    7,028.82/9,686.44 = 5,035.92/x
  3. Step 3: Cross multiply
    7,028.82x = 9,686.44 × 5,035.92
  4. Step 4: Simplify right side
    7,028.82x = 48,780,136.92
  5. Step 5: Solve for x
    x = 48,780,136.92/7,028.82
  6. Step 6: Final answer
    x = 6,940.02

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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.