Home / 5,156.37-7,110.41-3,060.09

Finding the Fourth Proportional to 5,156.37, 7,110.41 and 3,060.09

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Solution

The fourth proportional to 5,156.37, 7,110.41 and 3,060.09 is: 4,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.37 : 7,110.41 = 3,060.09 : x
  2. Step 2: Convert to fraction form
    5,156.37/7,110.41 = 3,060.09/x
  3. Step 3: Cross multiply
    5,156.37x = 7,110.41 × 3,060.09
  4. Step 4: Simplify right side
    5,156.37x = 21,758,494.54
  5. Step 5: Solve for x
    x = 21,758,494.54/5,156.37
  6. Step 6: Final answer
    x = 4,219.73

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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.