Home / 3,923.88-5,885.07-1,150.68

Finding the Fourth Proportional to 3,923.88, 5,885.07 and 1,150.68

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Solution

The fourth proportional to 3,923.88, 5,885.07 and 1,150.68 is: 1,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.88 : 5,885.07 = 1,150.68 : x
  2. Step 2: Convert to fraction form
    3,923.88/5,885.07 = 1,150.68/x
  3. Step 3: Cross multiply
    3,923.88x = 5,885.07 × 1,150.68
  4. Step 4: Simplify right side
    3,923.88x = 6,771,832.35
  5. Step 5: Solve for x
    x = 6,771,832.35/3,923.88
  6. Step 6: Final answer
    x = 1,725.80

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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.