Home / 3,922.25-5,884.59-1,613.75

Finding the Fourth Proportional to 3,922.25, 5,884.59 and 1,613.75

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Solution

The fourth proportional to 3,922.25, 5,884.59 and 1,613.75 is: 2,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.25 : 5,884.59 = 1,613.75 : x
  2. Step 2: Convert to fraction form
    3,922.25/5,884.59 = 1,613.75/x
  3. Step 3: Cross multiply
    3,922.25x = 5,884.59 × 1,613.75
  4. Step 4: Simplify right side
    3,922.25x = 9,496,257.11
  5. Step 5: Solve for x
    x = 9,496,257.11/3,922.25
  6. Step 6: Final answer
    x = 2,421.12

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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.