Home / 6,792.87-10,174.25-5,221.30

Finding the Fourth Proportional to 6,792.87, 10,174.25 and 5,221.30

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Solution

The fourth proportional to 6,792.87, 10,174.25 and 5,221.30 is: 7,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.87 : 10,174.25 = 5,221.30 : x
  2. Step 2: Convert to fraction form
    6,792.87/10,174.25 = 5,221.30/x
  3. Step 3: Cross multiply
    6,792.87x = 10,174.25 × 5,221.30
  4. Step 4: Simplify right side
    6,792.87x = 53,122,811.53
  5. Step 5: Solve for x
    x = 53,122,811.53/6,792.87
  6. Step 6: Final answer
    x = 7,820.38

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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.