Home / 12,410.58-18,618.94-6,173.56

Finding the Fourth Proportional to 12,410.58, 18,618.94 and 6,173.56

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Solution

The fourth proportional to 12,410.58, 18,618.94 and 6,173.56 is: 9,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.58 : 18,618.94 = 6,173.56 : x
  2. Step 2: Convert to fraction form
    12,410.58/18,618.94 = 6,173.56/x
  3. Step 3: Cross multiply
    12,410.58x = 18,618.94 × 6,173.56
  4. Step 4: Simplify right side
    12,410.58x = 114,945,143.23
  5. Step 5: Solve for x
    x = 114,945,143.23/12,410.58
  6. Step 6: Final answer
    x = 9,261.87

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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.