Home / 12,094.68-18,145.67-3,775.58

Finding the Fourth Proportional to 12,094.68, 18,145.67 and 3,775.58

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Solution

The fourth proportional to 12,094.68, 18,145.67 and 3,775.58 is: 5,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.68 : 18,145.67 = 3,775.58 : x
  2. Step 2: Convert to fraction form
    12,094.68/18,145.67 = 3,775.58/x
  3. Step 3: Cross multiply
    12,094.68x = 18,145.67 × 3,775.58
  4. Step 4: Simplify right side
    12,094.68x = 68,510,408.42
  5. Step 5: Solve for x
    x = 68,510,408.42/12,094.68
  6. Step 6: Final answer
    x = 5,664.51

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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.