Home / 5,156.06-7,093.78-3,975.08

Finding the Fourth Proportional to 5,156.06, 7,093.78 and 3,975.08

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Solution

The fourth proportional to 5,156.06, 7,093.78 and 3,975.08 is: 5,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.06 : 7,093.78 = 3,975.08 : x
  2. Step 2: Convert to fraction form
    5,156.06/7,093.78 = 3,975.08/x
  3. Step 3: Cross multiply
    5,156.06x = 7,093.78 × 3,975.08
  4. Step 4: Simplify right side
    5,156.06x = 28,198,297.60
  5. Step 5: Solve for x
    x = 28,198,297.60/5,156.06
  6. Step 6: Final answer
    x = 5,468.97

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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.