Home / 3,923.75-5,885.68-1,150.48

Finding the Fourth Proportional to 3,923.75, 5,885.68 and 1,150.48

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Solution

The fourth proportional to 3,923.75, 5,885.68 and 1,150.48 is: 1,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.75 : 5,885.68 = 1,150.48 : x
  2. Step 2: Convert to fraction form
    3,923.75/5,885.68 = 1,150.48/x
  3. Step 3: Cross multiply
    3,923.75x = 5,885.68 × 1,150.48
  4. Step 4: Simplify right side
    3,923.75x = 6,771,357.13
  5. Step 5: Solve for x
    x = 6,771,357.13/3,923.75
  6. Step 6: Final answer
    x = 1,725.74

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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.