Home / 4,096.42-6,145.86-1,906.45

Finding the Fourth Proportional to 4,096.42, 6,145.86 and 1,906.45

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Solution

The fourth proportional to 4,096.42, 6,145.86 and 1,906.45 is: 2,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,096.42 : 6,145.86 = 1,906.45 : x
  2. Step 2: Convert to fraction form
    4,096.42/6,145.86 = 1,906.45/x
  3. Step 3: Cross multiply
    4,096.42x = 6,145.86 × 1,906.45
  4. Step 4: Simplify right side
    4,096.42x = 11,716,774.80
  5. Step 5: Solve for x
    x = 11,716,774.80/4,096.42
  6. Step 6: Final answer
    x = 2,860.25

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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.